Studies on the virus of Ecthyma contagiosum. I. Attempts at adaptation of the virus to grow on chorioallantois of the growing chick embryo.
D000818:Animals; D002642:Chick Embryo; D011212:Poxviridae / Q000254:growth & development*; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology*; D014776:Virus Cultivation