title: Linking smallpox eradication to spread of HIV.
mesh_terms: D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D012899:Smallpox / Q000517:prevention & control*; D012900:Smallpox Vaccine / Q000008:administration & dosage / Q000009:adverse effects*
chemical_list: D012900:Smallpox Vaccine