{
  "version": "instinct-independent-v1",
  "independent_of_stu": true,
  "frozen_at_local": "2026-09-30, before first Stu comparison",
  "as_of": "2026-09-30",
  "status": "Research/prepublication, not medical advice",
  "sources": [
    {
      "id": "S1",
      "title": "WHO measles fact sheet",
      "url": "https://www.who.int/news-room/fact-sheets/detail/measles",
      "source_date": "2024-11-14",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S2",
      "title": "CDC measles vaccination",
      "url": "https://www.cdc.gov/measles/vaccines/index.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S3",
      "title": "WHO measles vaccine position summary",
      "url": "https://www.who.int/docs/default-source/immunization/position_paper_documents/measles/who-pp-measles-vaccine-summary-2017.pdf",
      "source_date": "2017-04",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S4",
      "title": "WHO poliomyelitis fact sheet",
      "url": "https://www.who.int/en/news-room/fact-sheets/detail/poliomyelitis",
      "source_date": "2025-04-02",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S5",
      "title": "CDC Pink Book: poliomyelitis",
      "url": "https://www.cdc.gov/pinkbook/hcp/table-of-contents/chapter-18-poliomyelitis.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S6",
      "title": "WHO new TB vaccine research",
      "url": "https://www.who.int/teams/global-programme-on-tuberculosis-and-lung-health/research-innovation/vaccines",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S7",
      "title": "CDC BCG vaccine guidance",
      "url": "https://www.cdc.gov/tb/hcp/vaccines/index.html",
      "source_date": "2025-01-31",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S8",
      "title": "WHO tuberculosis fact sheet",
      "url": "https://www.who.int/news-room/fact-sheets/detail/tuberculosis",
      "source_date": "2026-03-24",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S9",
      "title": "CDC US 2024-25 flu burden and prevention",
      "url": "https://www.cdc.gov/flu-burden/php/data-vis-vac/2024-2025-prevented.html",
      "source_date": "2026-03-12",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S10",
      "title": "CDC influenza drift and shift",
      "url": "https://www.cdc.gov/flu/php/viruses/change.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S11",
      "title": "CDC tetanus causes and spread",
      "url": "https://www.cdc.gov/tetanus/causes/index.html",
      "source_date": "2025-06-10",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S12",
      "title": "CDC HPV vaccination considerations",
      "url": "https://www.cdc.gov/hpv/hcp/vaccination-considerations/index.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S13",
      "title": "CDC pertussis vaccine recommendations",
      "url": "https://www.cdc.gov/pertussis/hcp/vaccine-recommendations/index.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S14",
      "title": "CDC MMR safety",
      "url": "https://www.cdc.gov/vaccine-safety/vaccines/mmr.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S15",
      "title": "CDC GBS and flu vaccine",
      "url": "https://www.cdc.gov/flu/vaccine-safety/guillainbarre.html",
      "source_date": "2024-09-17",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S16",
      "title": "CDC DTaP/Tdap safety",
      "url": "https://www.cdc.gov/vaccine-safety/vaccines/dtap-tdap.html",
      "source_date": "2025-01-31",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S17",
      "title": "CDC smallpox vaccine safety",
      "url": "https://www.cdc.gov/smallpox/vaccines/side-effects.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S18",
      "title": "WHO health-burden methods",
      "url": "https://cdn.who.int/media/docs/default-source/gho-documents/global-health-estimates/ghe2021_daly_methods.pdf?sfvrsn=690b16c3_2",
      "source_date": "2024-05",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S19",
      "title": "WHO economic evaluation guide overview",
      "url": "https://www.who.int/publications/i/item/WHO-IVB-19.10",
      "source_date": "2019-10-17",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S20",
      "title": "WHO COVID-19 mandatory-vaccination ethics",
      "url": "https://iris.who.int/server/api/core/bitstreams/4630bf27-23ad-4278-95e0-3e32957f7079/content",
      "source_date": "2022-05-30",
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S21",
      "title": "CDC healthcare flu infection prevention",
      "url": "https://www.cdc.gov/flu/hcp/infection-control/healthcare-settings.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S22",
      "title": "Cochrane healthcare-worker flu vaccination review",
      "url": "https://www.cochrane.org/evidence/CD005187_flu-vaccination-healthcare-workers-who-care-people-aged-60-or-older-living-long-term-care",
      "source_date": "2025-02-27",
      "retrieved": "2026-09-30",
      "publisher": "Cochrane",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S23",
      "title": "CDC ACIP flu recommendations, fetched version 2025-26",
      "url": "https://www.cdc.gov/flu/hcp/vax-summary/acip-recommendations.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S24",
      "title": "WHO smallpox eradication",
      "url": "https://www.who.int/emergencies/situations/smallpox/",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "WHO",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S25",
      "title": "CDC smallpox vaccines, current occupational scope",
      "url": "https://www.cdc.gov/smallpox/hcp/vaccines/index.html",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P1",
      "title": "France child admission requirements",
      "url": "https://www.service-public.gouv.fr/particuliers/vosdroits/F767",
      "source_date": "2026-01-06",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P2",
      "title": "Germany measles law FAQ",
      "url": "https://www.bundesgesundheitsministerium.de/impfpflicht/faq-masernschutzgesetz",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P3",
      "title": "Finland Act translation, historical legislative text",
      "url": "https://www.finlex.fi/api/media/statute-foreign-language-translation/687819/mainPdf/main.pdf?timestamp=2016-12-20T22%3A00%3A00.000Z",
      "source_date": "2016",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P4",
      "title": "Finland THL occupational guidance",
      "url": "https://thl.fi/ohjeita-ammattilaisille/tyoelaman-rokotukset",
      "source_date": "2026-05-05",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P5",
      "title": "England school immunisation support",
      "url": "https://www.gov.uk/government/publications/health-protection-in-schools-and-other-childcare-facilities/supporting-immunisation-programmes",
      "source_date": "2026-05-21",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P6",
      "title": "England 2026-27 national flu letter",
      "url": "https://www.gov.uk/government/publications/national-flu-immunisation-programme-plan-2026-to-2027/national-flu-immunisation-programme-2026-to-2027-letter",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P7",
      "title": "Australia childhood-benefit immunisation requirements",
      "url": "https://www.servicesaustralia.gov.au/what-are-immunisation-requirements?context=60001",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P8",
      "title": "Australia healthcare-worker recommendations",
      "url": "https://www.health.gov.au/topics/immunisation/immunisation-information-for-health-professionals/immunisations-for-health-care-workers?language=en",
      "source_date": "2025-06-18",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P9",
      "title": "Idaho school/daycare requirements and exemptions",
      "url": "https://healthandwelfare.idaho.gov/providers/immunization-providers/school-and-daycare-information",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P10",
      "title": "France HAS worker flu obligation recommendation",
      "url": "https://has-sante.fr/jcms/p_4214093/en/la-has-se-prononce-sur-l-obligation-vaccinale-contre-la-grippe",
      "source_date": "2026-07-20",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P11",
      "title": "France 2026-27 campaign and pending worker obligation",
      "url": "https://sante.gouv.fr/IMG/pdf/dgs-urgent_no2026_12_campagne_grippe_covid-19_2026-2027.pdf",
      "source_date": null,
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P12",
      "title": "Queensland discretionary childcare restrictions",
      "url": "https://www.health.qld.gov.au/public-health/schools/immunisation/legislation",
      "source_date": "2024-02-01",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P13",
      "title": "UK vaccination policy historical briefing",
      "url": "https://commonslibrary.parliament.uk/research-briefings/cbp-9076/",
      "source_date": "2022",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "P14",
      "title": "UK vaccine consent guidance",
      "url": "https://www.gov.uk/government/publications/consent-the-green-book-chapter-2",
      "source_date": "2025-11-04",
      "retrieved": "2026-09-30",
      "publisher": "Official government / public-health authority",
      "scope_note": "See title; source date is not the retrieval date."
    },
    {
      "id": "S26",
      "title": "CDC HPV clinical overview",
      "url": "https://www.cdc.gov/hpv/hcp/clinical-overview/index.html",
      "source_date": "2024-07-09",
      "retrieved": "2026-09-30",
      "publisher": "CDC",
      "scope_note": "Cancer prevention link."
    }
  ],
  "strategy_groups": [
    {
      "id": "interruption",
      "label": "Interrupt transmission",
      "type": "editorial_strategy_group",
      "interpretation": "Overlapping current-product mechanisms, not a mandate score."
    },
    {
      "id": "recurring",
      "label": "Reduce recurring burden",
      "type": "editorial_strategy_group",
      "interpretation": "Overlapping current-product mechanisms, not a mandate score."
    },
    {
      "id": "severe",
      "label": "Protect from severe TB",
      "type": "editorial_strategy_group",
      "interpretation": "Overlapping current-product mechanisms, not a mandate score."
    },
    {
      "id": "environmental",
      "label": "Protect from environmental hazard",
      "type": "editorial_strategy_group",
      "interpretation": "Overlapping current-product mechanisms, not a mandate score."
    },
    {
      "id": "cancer",
      "label": "Prevent infection-related cancer",
      "type": "editorial_strategy_group",
      "interpretation": "Overlapping current-product mechanisms, not a mandate score."
    }
  ],
  "diseases": [
    {
      "id": "measles",
      "label": "Measles",
      "products": [
        "MMR"
      ],
      "groups": [
        "interruption"
      ],
      "goal": "Elimination goal, not globally eradicated",
      "mechanism": "Community-wide vaccination limits spread; high equitable two-dose coverage needed.",
      "source_ids": [
        "S1",
        "S2",
        "S3"
      ]
    },
    {
      "id": "polio",
      "label": "Polio",
      "products": [
        "IPV",
        "OPV"
      ],
      "groups": [
        "interruption"
      ],
      "goal": "Global eradication target; not complete",
      "mechanism": "IPV prevents paralytic disease; OPV intestinal immunity helps interrupt transmission, with different live-virus risks.",
      "source_ids": [
        "S4",
        "S5"
      ]
    },
    {
      "id": "smallpox",
      "label": "Smallpox",
      "products": [
        "Smallpox vaccines"
      ],
      "groups": [
        "interruption"
      ],
      "goal": "Historically eradicated in 1980",
      "mechanism": "Historical vaccination and surveillance success; current routine general-public vaccination not recommended.",
      "source_ids": [
        "S24",
        "S25",
        "S17"
      ]
    },
    {
      "id": "influenza",
      "label": "Seasonal influenza",
      "products": [
        "Seasonal flu vaccines"
      ],
      "groups": [
        "recurring"
      ],
      "goal": "Recurring burden reduction",
      "mechanism": "Seasonal effectiveness and viral changes; severe outcomes prevented without an eradication program.",
      "source_ids": [
        "S9",
        "S10",
        "S15",
        "S21"
      ]
    },
    {
      "id": "pertussis",
      "label": "Pertussis",
      "products": [
        "DTaP",
        "Tdap"
      ],
      "groups": [
        "recurring"
      ],
      "goal": "Recurring disease with waning immunity",
      "mechanism": "Protection wanes; maternal vaccination serves infant protection; no eradication inference.",
      "source_ids": [
        "S13",
        "S16"
      ]
    },
    {
      "id": "tuberculosis",
      "label": "Tuberculosis",
      "products": [
        "BCG"
      ],
      "groups": [
        "severe"
      ],
      "goal": "Not eradicable through current BCG strategy",
      "mechanism": "Partial severe-childhood protection; poor adult/adolescent protection where most transmission occurs.",
      "source_ids": [
        "S6",
        "S7",
        "S8"
      ]
    },
    {
      "id": "tetanus",
      "label": "Tetanus",
      "products": [
        "Tetanus-containing vaccines"
      ],
      "groups": [
        "environmental"
      ],
      "goal": "Environmental exposure remains",
      "mechanism": "No person-to-person transmission; direct protection is not herd immunity.",
      "source_ids": [
        "S11",
        "S16"
      ]
    },
    {
      "id": "hpv",
      "label": "HPV",
      "products": [
        "HPV vaccines"
      ],
      "groups": [
        "cancer"
      ],
      "goal": "Pre-exposure infection prevention",
      "mechanism": "Prevents new infections, not treatment; long-term cancer prevention strategy.",
      "source_ids": [
        "S12",
        "S26"
      ]
    }
  ],
  "policies": [
    {
      "id": "france",
      "label": "France",
      "jurisdiction_type": "country",
      "child_scope": "Broad, birth-cohort-specific list",
      "child_rank": 2,
      "child_instrument": "Admission requirement",
      "exemptions": "Medical; provisional admission",
      "worker_scope": "Flu obligation pending implementation, not yet fully enforceable",
      "worker_status": "Pending regulatory framework",
      "source_ids": [
        "P1",
        "P10",
        "P11"
      ],
      "notes": "September notice expects enforceable framework after regulatory work by end-Q1 2027. Do not code HAS recommendation as enacted law."
    },
    {
      "id": "germany",
      "label": "Germany",
      "jurisdiction_type": "country",
      "child_scope": "Measles-specific protection proof",
      "child_rank": 1,
      "child_instrument": "Proof, fines, specified restrictions",
      "exemptions": "Immunity or medical contraindication",
      "worker_scope": "Measles protection in covered facilities, birth-after-1970 scope",
      "worker_status": "Effective requirement",
      "source_ids": [
        "P2"
      ],
      "notes": "Compulsory-school children are not excluded like daycare entrants; forced vaccination excluded."
    },
    {
      "id": "finland",
      "label": "Finland",
      "jurisdiction_type": "country",
      "child_scope": "General participation voluntary",
      "child_rank": 0,
      "child_instrument": "Voluntary general vaccination",
      "exemptions": "Worker exceptions case-specific",
      "worker_scope": "Vulnerable-patient roles: measles/varicella, flu; pertussis for infant care",
      "worker_status": "Targeted requirement, exceptions",
      "source_ids": [
        "P3",
        "P4"
      ],
      "notes": "Current THL guidance corroborates older Act translation; Finnish/Swedish text is legally binding."
    },
    {
      "id": "england",
      "label": "England",
      "jurisdiction_type": "UK nation",
      "child_scope": "Consent-based school program",
      "child_rank": 0,
      "child_instrument": "Offer and consent",
      "exemptions": "Not applicable to cited offer",
      "worker_scope": "Frontline flu offer and encouragement in national letter",
      "worker_status": "Program guidance; no blanket mandate in letter",
      "source_ids": [
        "P5",
        "P6",
        "P14"
      ],
      "notes": "Not a claim about every employer condition. Older parliamentary overview only historical context."
    },
    {
      "id": "australia",
      "label": "Australia",
      "jurisdiction_type": "country with state variation",
      "child_scope": "Broad childhood schedule for benefits",
      "child_rank": 2,
      "child_instrument": "Financial eligibility; state-varying childcare access",
      "exemptions": "Approved exemptions / catch-up; objection not valid for federal condition",
      "worker_scope": "National recommendations; state rules may go further",
      "worker_status": "Recommendation at national guidance layer",
      "source_ids": [
        "P7",
        "P8",
        "P12"
      ],
      "notes": "Queensland childcare services can choose restrictions; this is not a uniform national school-admission law."
    },
    {
      "id": "idaho",
      "label": "Idaho (US)",
      "jurisdiction_type": "US state",
      "child_scope": "Multiple school/daycare immunisations",
      "child_rank": 2,
      "child_instrument": "Records or exemption",
      "exemptions": "Medical, religious, other reasons",
      "worker_scope": "Not researched at employer level",
      "worker_status": "Unknown for unnamed hospital",
      "source_ids": [
        "P9"
      ],
      "notes": "State is not a US-wide country score; broad exemptions change force of requirement."
    }
  ],
  "policy_ranking": {
    "dimension": "Breadth of child vaccine list covered by described policy",
    "codes": {
      "0": "Voluntary or consent-based general program",
      "1": "Targeted disease proof",
      "2": "Multiple childhood diseases"
    },
    "meaning": "Ordinal editorial category, not compulsion severity, outcomes or policy quality. Instruments and exemptions displayed separately."
  },
  "flu_burden": {
    "population": "United States",
    "season": "2024-2025",
    "source_id": "S9",
    "source_date": "2026-03-12",
    "estimate_type": "Modeled, preliminary report snapshot; not a live dashboard update",
    "rows": [
      {
        "outcome": "Illnesses",
        "occurred": 51000000,
        "prevented": 10000000
      },
      {
        "outcome": "Hospitalizations",
        "occurred": 710000,
        "prevented": 180000
      },
      {
        "outcome": "Deaths",
        "occurred": 45000,
        "prevented": 12000
      }
    ],
    "caveat": "Occurred and prevented are separate modeled quantities, not a trial risk ratio. Different panel scales."
  },
  "graph": {
    "nodes": [
      {
        "id": "interruption",
        "label": "Interrupt transmission",
        "type": "editorial_strategy_group",
        "interpretation": "Overlapping current-product mechanisms, not a mandate score."
      },
      {
        "id": "recurring",
        "label": "Reduce recurring burden",
        "type": "editorial_strategy_group",
        "interpretation": "Overlapping current-product mechanisms, not a mandate score."
      },
      {
        "id": "severe",
        "label": "Protect from severe TB",
        "type": "editorial_strategy_group",
        "interpretation": "Overlapping current-product mechanisms, not a mandate score."
      },
      {
        "id": "environmental",
        "label": "Protect from environmental hazard",
        "type": "editorial_strategy_group",
        "interpretation": "Overlapping current-product mechanisms, not a mandate score."
      },
      {
        "id": "cancer",
        "label": "Prevent infection-related cancer",
        "type": "editorial_strategy_group",
        "interpretation": "Overlapping current-product mechanisms, not a mandate score."
      },
      {
        "id": "measles",
        "label": "Measles",
        "type": "disease"
      },
      {
        "id": "product-mmr",
        "label": "MMR",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "polio",
        "label": "Polio",
        "type": "disease"
      },
      {
        "id": "product-ipv",
        "label": "IPV",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "product-opv",
        "label": "OPV",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "smallpox",
        "label": "Smallpox",
        "type": "disease"
      },
      {
        "id": "product-smallpox-vaccines",
        "label": "Smallpox vaccines",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "influenza",
        "label": "Seasonal influenza",
        "type": "disease"
      },
      {
        "id": "product-seasonal-flu-vaccines",
        "label": "Seasonal flu vaccines",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "pertussis",
        "label": "Pertussis",
        "type": "disease"
      },
      {
        "id": "product-dtap",
        "label": "DTaP",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "product-tdap",
        "label": "Tdap",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "tuberculosis",
        "label": "Tuberculosis",
        "type": "disease"
      },
      {
        "id": "product-bcg",
        "label": "BCG",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "tetanus",
        "label": "Tetanus",
        "type": "disease"
      },
      {
        "id": "product-tetanus-containing-vaccines",
        "label": "Tetanus-containing vaccines",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "hpv",
        "label": "HPV",
        "type": "disease"
      },
      {
        "id": "product-hpv-vaccines",
        "label": "HPV vaccines",
        "type": "vaccine_product_or_class"
      },
      {
        "id": "S1",
        "label": "WHO measles fact sheet",
        "type": "source",
        "url": "https://www.who.int/news-room/fact-sheets/detail/measles"
      },
      {
        "id": "S2",
        "label": "CDC measles vaccination",
        "type": "source",
        "url": "https://www.cdc.gov/measles/vaccines/index.html"
      },
      {
        "id": "S3",
        "label": "WHO measles vaccine position summary",
        "type": "source",
        "url": "https://www.who.int/docs/default-source/immunization/position_paper_documents/measles/who-pp-measles-vaccine-summary-2017.pdf"
      },
      {
        "id": "S4",
        "label": "WHO poliomyelitis fact sheet",
        "type": "source",
        "url": "https://www.who.int/en/news-room/fact-sheets/detail/poliomyelitis"
      },
      {
        "id": "S5",
        "label": "CDC Pink Book: poliomyelitis",
        "type": "source",
        "url": "https://www.cdc.gov/pinkbook/hcp/table-of-contents/chapter-18-poliomyelitis.html"
      },
      {
        "id": "S6",
        "label": "WHO new TB vaccine research",
        "type": "source",
        "url": "https://www.who.int/teams/global-programme-on-tuberculosis-and-lung-health/research-innovation/vaccines"
      },
      {
        "id": "S7",
        "label": "CDC BCG vaccine guidance",
        "type": "source",
        "url": "https://www.cdc.gov/tb/hcp/vaccines/index.html"
      },
      {
        "id": "S8",
        "label": "WHO tuberculosis fact sheet",
        "type": "source",
        "url": "https://www.who.int/news-room/fact-sheets/detail/tuberculosis"
      },
      {
        "id": "S9",
        "label": "CDC US 2024-25 flu burden and prevention",
        "type": "source",
        "url": "https://www.cdc.gov/flu-burden/php/data-vis-vac/2024-2025-prevented.html"
      },
      {
        "id": "S10",
        "label": "CDC influenza drift and shift",
        "type": "source",
        "url": "https://www.cdc.gov/flu/php/viruses/change.html"
      },
      {
        "id": "S11",
        "label": "CDC tetanus causes and spread",
        "type": "source",
        "url": "https://www.cdc.gov/tetanus/causes/index.html"
      },
      {
        "id": "S12",
        "label": "CDC HPV vaccination considerations",
        "type": "source",
        "url": "https://www.cdc.gov/hpv/hcp/vaccination-considerations/index.html"
      },
      {
        "id": "S13",
        "label": "CDC pertussis vaccine recommendations",
        "type": "source",
        "url": "https://www.cdc.gov/pertussis/hcp/vaccine-recommendations/index.html"
      },
      {
        "id": "S14",
        "label": "CDC MMR safety",
        "type": "source",
        "url": "https://www.cdc.gov/vaccine-safety/vaccines/mmr.html"
      },
      {
        "id": "S15",
        "label": "CDC GBS and flu vaccine",
        "type": "source",
        "url": "https://www.cdc.gov/flu/vaccine-safety/guillainbarre.html"
      },
      {
        "id": "S16",
        "label": "CDC DTaP/Tdap safety",
        "type": "source",
        "url": "https://www.cdc.gov/vaccine-safety/vaccines/dtap-tdap.html"
      },
      {
        "id": "S17",
        "label": "CDC smallpox vaccine safety",
        "type": "source",
        "url": "https://www.cdc.gov/smallpox/vaccines/side-effects.html"
      },
      {
        "id": "S18",
        "label": "WHO health-burden methods",
        "type": "source",
        "url": "https://cdn.who.int/media/docs/default-source/gho-documents/global-health-estimates/ghe2021_daly_methods.pdf?sfvrsn=690b16c3_2"
      },
      {
        "id": "S19",
        "label": "WHO economic evaluation guide overview",
        "type": "source",
        "url": "https://www.who.int/publications/i/item/WHO-IVB-19.10"
      },
      {
        "id": "S20",
        "label": "WHO COVID-19 mandatory-vaccination ethics",
        "type": "source",
        "url": "https://iris.who.int/server/api/core/bitstreams/4630bf27-23ad-4278-95e0-3e32957f7079/content"
      },
      {
        "id": "S21",
        "label": "CDC healthcare flu infection prevention",
        "type": "source",
        "url": "https://www.cdc.gov/flu/hcp/infection-control/healthcare-settings.html"
      },
      {
        "id": "S22",
        "label": "Cochrane healthcare-worker flu vaccination review",
        "type": "source",
        "url": "https://www.cochrane.org/evidence/CD005187_flu-vaccination-healthcare-workers-who-care-people-aged-60-or-older-living-long-term-care"
      },
      {
        "id": "S23",
        "label": "CDC ACIP flu recommendations, fetched version 2025-26",
        "type": "source",
        "url": "https://www.cdc.gov/flu/hcp/vax-summary/acip-recommendations.html"
      },
      {
        "id": "S24",
        "label": "WHO smallpox eradication",
        "type": "source",
        "url": "https://www.who.int/emergencies/situations/smallpox/"
      },
      {
        "id": "S25",
        "label": "CDC smallpox vaccines, current occupational scope",
        "type": "source",
        "url": "https://www.cdc.gov/smallpox/hcp/vaccines/index.html"
      },
      {
        "id": "P1",
        "label": "France child admission requirements",
        "type": "source",
        "url": "https://www.service-public.gouv.fr/particuliers/vosdroits/F767"
      },
      {
        "id": "P2",
        "label": "Germany measles law FAQ",
        "type": "source",
        "url": "https://www.bundesgesundheitsministerium.de/impfpflicht/faq-masernschutzgesetz"
      },
      {
        "id": "P3",
        "label": "Finland Act translation, historical legislative text",
        "type": "source",
        "url": "https://www.finlex.fi/api/media/statute-foreign-language-translation/687819/mainPdf/main.pdf?timestamp=2016-12-20T22%3A00%3A00.000Z"
      },
      {
        "id": "P4",
        "label": "Finland THL occupational guidance",
        "type": "source",
        "url": "https://thl.fi/ohjeita-ammattilaisille/tyoelaman-rokotukset"
      },
      {
        "id": "P5",
        "label": "England school immunisation support",
        "type": "source",
        "url": "https://www.gov.uk/government/publications/health-protection-in-schools-and-other-childcare-facilities/supporting-immunisation-programmes"
      },
      {
        "id": "P6",
        "label": "England 2026-27 national flu letter",
        "type": "source",
        "url": "https://www.gov.uk/government/publications/national-flu-immunisation-programme-plan-2026-to-2027/national-flu-immunisation-programme-2026-to-2027-letter"
      },
      {
        "id": "P7",
        "label": "Australia childhood-benefit immunisation requirements",
        "type": "source",
        "url": "https://www.servicesaustralia.gov.au/what-are-immunisation-requirements?context=60001"
      },
      {
        "id": "P8",
        "label": "Australia healthcare-worker recommendations",
        "type": "source",
        "url": "https://www.health.gov.au/topics/immunisation/immunisation-information-for-health-professionals/immunisations-for-health-care-workers?language=en"
      },
      {
        "id": "P9",
        "label": "Idaho school/daycare requirements and exemptions",
        "type": "source",
        "url": "https://healthandwelfare.idaho.gov/providers/immunization-providers/school-and-daycare-information"
      },
      {
        "id": "P10",
        "label": "France HAS worker flu obligation recommendation",
        "type": "source",
        "url": "https://has-sante.fr/jcms/p_4214093/en/la-has-se-prononce-sur-l-obligation-vaccinale-contre-la-grippe"
      },
      {
        "id": "P11",
        "label": "France 2026-27 campaign and pending worker obligation",
        "type": "source",
        "url": "https://sante.gouv.fr/IMG/pdf/dgs-urgent_no2026_12_campagne_grippe_covid-19_2026-2027.pdf"
      },
      {
        "id": "P12",
        "label": "Queensland discretionary childcare restrictions",
        "type": "source",
        "url": "https://www.health.qld.gov.au/public-health/schools/immunisation/legislation"
      },
      {
        "id": "P13",
        "label": "UK vaccination policy historical briefing",
        "type": "source",
        "url": "https://commonslibrary.parliament.uk/research-briefings/cbp-9076/"
      },
      {
        "id": "P14",
        "label": "UK vaccine consent guidance",
        "type": "source",
        "url": "https://www.gov.uk/government/publications/consent-the-green-book-chapter-2"
      },
      {
        "id": "france",
        "label": "France",
        "type": "jurisdiction",
        "jurisdiction_type": "country"
      },
      {
        "id": "germany",
        "label": "Germany",
        "type": "jurisdiction",
        "jurisdiction_type": "country"
      },
      {
        "id": "finland",
        "label": "Finland",
        "type": "jurisdiction",
        "jurisdiction_type": "country"
      },
      {
        "id": "england",
        "label": "England",
        "type": "jurisdiction",
        "jurisdiction_type": "UK nation"
      },
      {
        "id": "australia",
        "label": "Australia",
        "type": "jurisdiction",
        "jurisdiction_type": "country with state variation"
      },
      {
        "id": "idaho",
        "label": "Idaho (US)",
        "type": "jurisdiction",
        "jurisdiction_type": "US state"
      },
      {
        "id": "S26",
        "label": "CDC HPV clinical overview",
        "type": "source",
        "url": "https://www.cdc.gov/hpv/hcp/clinical-overview/index.html"
      },
      {
        "id": "outcome-infection",
        "label": "Prevent infection",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-paralysis",
        "label": "Prevent paralytic disease",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-child-tb",
        "label": "Reduce severe childhood TB",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-hospitalization",
        "label": "Reduce hospitalization",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-future-cancer",
        "label": "Prevent future HPV-related cancers",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-tetanus-disease",
        "label": "Prevent tetanus disease",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-live-virus-risk",
        "label": "Rare live-virus paralysis risk",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-febrile-seizure",
        "label": "Small febrile-seizure risk",
        "type": "outcome_or_safety_caveat"
      },
      {
        "id": "outcome-gbs",
        "label": "Possible small GBS increase in some seasons",
        "type": "outcome_or_safety_caveat"
      }
    ],
    "edges": [
      {
        "source": "measles",
        "target": "interruption",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S1",
          "S2",
          "S3"
        ],
        "note": "Community-wide vaccination limits spread; high equitable two-dose coverage needed."
      },
      {
        "source": "product-mmr",
        "target": "measles",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S1",
          "S2",
          "S3"
        ]
      },
      {
        "source": "polio",
        "target": "interruption",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S4",
          "S5"
        ],
        "note": "IPV prevents paralytic disease; OPV intestinal immunity helps interrupt transmission, with different live-virus risks."
      },
      {
        "source": "product-ipv",
        "target": "polio",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S4",
          "S5"
        ]
      },
      {
        "source": "product-opv",
        "target": "polio",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S4",
          "S5"
        ]
      },
      {
        "source": "smallpox",
        "target": "interruption",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S24",
          "S25",
          "S17"
        ],
        "note": "Historical vaccination and surveillance success; current routine general-public vaccination not recommended."
      },
      {
        "source": "product-smallpox-vaccines",
        "target": "smallpox",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S24",
          "S25",
          "S17"
        ]
      },
      {
        "source": "influenza",
        "target": "recurring",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S9",
          "S10",
          "S15",
          "S21"
        ],
        "note": "Seasonal effectiveness and viral changes; severe outcomes prevented without an eradication program."
      },
      {
        "source": "product-seasonal-flu-vaccines",
        "target": "influenza",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S9",
          "S10",
          "S15",
          "S21"
        ]
      },
      {
        "source": "pertussis",
        "target": "recurring",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S13",
          "S16"
        ],
        "note": "Protection wanes; maternal vaccination serves infant protection; no eradication inference."
      },
      {
        "source": "product-dtap",
        "target": "pertussis",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S13",
          "S16"
        ]
      },
      {
        "source": "product-tdap",
        "target": "pertussis",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S13",
          "S16"
        ]
      },
      {
        "source": "tuberculosis",
        "target": "severe",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S6",
          "S7",
          "S8"
        ],
        "note": "Partial severe-childhood protection; poor adult/adolescent protection where most transmission occurs."
      },
      {
        "source": "product-bcg",
        "target": "tuberculosis",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S6",
          "S7",
          "S8"
        ]
      },
      {
        "source": "tetanus",
        "target": "environmental",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S11",
          "S16"
        ],
        "note": "No person-to-person transmission; direct protection is not herd immunity."
      },
      {
        "source": "product-tetanus-containing-vaccines",
        "target": "tetanus",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S11",
          "S16"
        ]
      },
      {
        "source": "hpv",
        "target": "cancer",
        "relation": "editorial_current_strategy_group",
        "source_ids": [
          "S12"
        ],
        "note": "Prevents new infections, not treatment; long-term cancer prevention strategy."
      },
      {
        "source": "product-hpv-vaccines",
        "target": "hpv",
        "relation": "vaccine_strategy_for",
        "source_ids": [
          "S12"
        ]
      },
      {
        "source": "product-mmr",
        "target": "outcome-infection",
        "relation": "protects_against",
        "source_ids": [
          "S2"
        ],
        "note": "Two-dose effectiveness against measles, not universal protection."
      },
      {
        "source": "product-mmr",
        "target": "outcome-febrile-seizure",
        "relation": "safety_caveat",
        "source_ids": [
          "S14"
        ],
        "note": "Small increased risk, not long-term effects."
      },
      {
        "source": "product-ipv",
        "target": "outcome-paralysis",
        "relation": "protects_against",
        "source_ids": [
          "S5"
        ],
        "note": "Less intestinal immunity than OPV."
      },
      {
        "source": "product-opv",
        "target": "outcome-paralysis",
        "relation": "protects_against",
        "source_ids": [
          "S5"
        ],
        "note": "Distinct transmission and safety profile."
      },
      {
        "source": "product-opv",
        "target": "outcome-live-virus-risk",
        "relation": "safety_caveat",
        "source_ids": [
          "S5"
        ],
        "note": "VAPP and vaccine-derived-virus risks; not IPV."
      },
      {
        "source": "product-bcg",
        "target": "outcome-child-tb",
        "relation": "protects_against",
        "source_ids": [
          "S6",
          "S7"
        ],
        "note": "Partial severe-childhood protection."
      },
      {
        "source": "product-seasonal-flu-vaccines",
        "target": "outcome-hospitalization",
        "relation": "reduces_risk",
        "source_ids": [
          "S9"
        ],
        "note": "Varies by product, age, season, endpoint."
      },
      {
        "source": "product-seasonal-flu-vaccines",
        "target": "outcome-gbs",
        "relation": "safety_caveat",
        "source_ids": [
          "S15"
        ],
        "note": "If increased, 1-2 additional cases per million doses; varied association."
      },
      {
        "source": "product-hpv-vaccines",
        "target": "outcome-future-cancer",
        "relation": "protects_against",
        "source_ids": [
          "S26"
        ],
        "note": "Pre-exposure prevention, not treatment."
      },
      {
        "source": "product-tetanus-containing-vaccines",
        "target": "outcome-tetanus-disease",
        "relation": "protects_against",
        "source_ids": [
          "S11",
          "S16"
        ],
        "note": "Direct protection, no person-to-person herd effect."
      },
      {
        "source": "measles",
        "target": "S1",
        "relation": "evidence_source",
        "source_ids": [
          "S1"
        ]
      },
      {
        "source": "measles",
        "target": "S2",
        "relation": "evidence_source",
        "source_ids": [
          "S2"
        ]
      },
      {
        "source": "measles",
        "target": "S3",
        "relation": "evidence_source",
        "source_ids": [
          "S3"
        ]
      },
      {
        "source": "product-mmr",
        "target": "S1",
        "relation": "evidence_source",
        "source_ids": [
          "S1"
        ]
      },
      {
        "source": "product-mmr",
        "target": "S2",
        "relation": "evidence_source",
        "source_ids": [
          "S2"
        ]
      },
      {
        "source": "product-mmr",
        "target": "S3",
        "relation": "evidence_source",
        "source_ids": [
          "S3"
        ]
      },
      {
        "source": "polio",
        "target": "S4",
        "relation": "evidence_source",
        "source_ids": [
          "S4"
        ]
      },
      {
        "source": "polio",
        "target": "S5",
        "relation": "evidence_source",
        "source_ids": [
          "S5"
        ]
      },
      {
        "source": "product-ipv",
        "target": "S4",
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    ]
  }
}