@prefix schema: <https://schema.org/> .
@prefix af: <https://anchorfact.org/ns#> .

<https://anchorfact.org/kb/health/vaccine-development>
  a schema:Article ;
  schema:headline "Vaccine Development and Immunology" ;
  schema:url <https://anchorfact.org/health/vaccine-development/> ;
  af:status "public" ;
  af:confidence "medium" ;
  af:confidenceScore "0.82" ;
  af:confidenceBasis "verified_sources" ;
  af:generationMethod "ai_structured" .

<https://anchorfact.org/kb/health/vaccine-development>
  schema:citation <https://www.who.int/news-room/spotlight/history-of-vaccination/history-of-smallpox-vaccination> ;
  af:sourceTier "A" .

<https://anchorfact.org/kb/health/vaccine-development>
  schema:citation <https://www.nature.com/articles/s41573-021-00283-5> ;
  af:sourceTier "A" .

<https://anchorfact.org/kb/health/vaccine-development>
  schema:citation <https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(24)00850-X/fulltext> ;
  af:sourceTier "A" .