title: The fine structure of equine papillomas and the equine papilloma virus.
mesh_terms: D000818:Animals; D006734:Horse Diseases / Q000473:pathology*; D006736:Horses; D007181:Inclusion Bodies, Viral; D008854:Microscopy, Electron; D010212:Papilloma / Q000473:pathology / Q000662:veterinary*; D027383:Papillomaviridae / Q000145:classification*; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology / Q000662:veterinary*