title: Plaque formation by sheep pox virus adapted to lamb kidney cell culture.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D007668:Kidney / Q000382:microbiology*; D011212:Poxviridae / Q000502:physiology*; D012756:Sheep; D010948:Viral Plaque Assay; D014779:Virus Replication