[Notes on the titration of anti-smallpox vaccine in chorioallantoic membrane].
D000818:Animals; D049033:Chorioallantoic Membrane; D005321:Extraembryonic Membranes; D006801:Humans; D012899:Smallpox / Q000276:immunology*; D012900:Smallpox Vaccine; D014612:Vaccines / Q000737:chemistry*; D012901:Variola virus
D012900:Smallpox Vaccine; D014612:Vaccines
FETAL MEMBRANES; SMALLPOX/immunology; VACCINES/chemistry