[Use of the plaque-forming properties of vaccinia virus for determination of the activity of smallpox vaccine].
D012900:Smallpox Vaccine; D014616:Vaccinia virus; D014776:Virus Cultivation
D012900:Smallpox Vaccine
Ispol'zovanie bliashkoobrazuiushcheĭ sposobnosti virusa vaktsiny dlia opredeleniia aktivnosti ospennykh vaktsin.