[Production strain of vaccinia].
D000818:Animals; D002417:Cattle; D002642:Chick Embryo; D046508:Culture Techniques; D049673:History, 20th Century; D006801:Humans; D012425:Russia (Pre-1917); D012900:Smallpox Vaccine / Q000266:history; D014586:USSR; D014616:Vaccinia virus / Q000472:pathogenicity; D014774:Virulence; D014776:Virus Cultivation
D012900:Smallpox Vaccine
Proizvodstvennyĭ shtamm ospovaktsiny.