title: Electron microscopic demonstration of the causative agent of inclusion body rhinitis in pigs.
mesh_terms: D000818:Animals; D003587:Cytomegalovirus; D003586:Cytomegalovirus Infections / Q000473:pathology / Q000662:veterinary*; D007181:Inclusion Bodies, Viral; D008854:Microscopy, Electron; D012220:Rhinitis / Q000473:pathology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000382:microbiology / Q000473:pathology*