[Results of the use of smallpox vaccine prepared on chick embryo chorio-allantoic membrane].
D000482:Allantois; D012899:Smallpox / Q000276:immunology*; D012900:Smallpox Vaccine; D014612:Vaccines; D012901:Variola virus
D012900:Smallpox Vaccine; D014612:Vaccines
SMALLPOX/immunology; VACCINES