[Active immunoprophylaxis of smallpox (current prospects)].
D000349:Africa; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007194:India; D007223:Infant; D012383:Romania; D012899:Smallpox / Q000453:epidemiology / Q000517:prevention & control*; D014481:United States; D014611:Vaccination
Immunoprofilaxia activă a variolei. (perspective actuale). (perspective actuale).