[The detection of vaccine virus in the blood of young cattle serving in vaccine production].
D000818:Animals; D002417:Cattle; D006801:Humans; D012899:Smallpox; D014612:Vaccines; D012901:Variola virus
D014612:Vaccines
SMALLPOX
Uber den Nachweis des Vaccinavirus im Blut von zur Impfstoffgewinnung dienenden Jungrindern.