Field evaluation of dry smallpox vaccine and aging glycerinated vaccine in East Pakistan.
D000375:Aging; D006801:Humans; D010154:Pakistan; D012899:Smallpox / Q000276:immunology*; D012900:Smallpox Vaccine; D014612:Vaccines; D012901:Variola virus
D012900:Smallpox Vaccine; D014612:Vaccines
SMALLPOX/immunology