title: Vaccination against smallpox in the United States--a re-evaluation of the risks and benefits.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005060:Europe; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007484:Iowa; D008875:Middle Aged; D011247:Pregnancy; D012899:Smallpox / Q000517:prevention & control*; D012900:Smallpox Vaccine / Q000009:adverse effects*; D014195:Travel; D014481:United States; D014611:Vaccination / Q000009:adverse effects / Q000401:mortality
chemical_list: D012900:Smallpox Vaccine