Studies on the virus of Ecthyma contagiosum. 3. Multiplicity of virus strains.
D000818:Animals; D011212:Poxviridae / Q000145:classification*; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology* / Q000517:prevention & control; D014765:Viral Vaccines / Q000627:therapeutic use
D014765:Viral Vaccines