[Comparative experimental works on cow pox virus vaccines].
D015608:Cowpox virus; D014615:Vaccinia / Q000276:immunology*; D014616:Vaccinia virus; D014765:Viral Vaccines
D014765:Viral Vaccines
VACCINIA/immunology
Vergleichende experimentelle Arbeiten über die Vaccine-Kuhpocken-Viren.