title: A pathogenic paramyxovirus from a budgerigar (Melopsittacus undulatus).
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000209:etiology* / Q000276:immunology / Q000382:microbiology; D002478:Cells, Cultured; D002645:Chickens; D010856:Columbidae; D003588:Cytopathogenic Effect, Viral; D004751:Enteritis / Q000209:etiology / Q000276:immunology / Q000382:microbiology / Q000662:veterinary*; D006382:Hemadsorption; D007668:Kidney; D008854:Microscopy, Electron; D009500:Neutralization Tests; D010252:Paramyxoviridae / Q000302:isolation & purification / Q000472:pathogenicity*; D011563:Psittaciformes; D014777:Virus Diseases / Q000209:etiology / Q000276:immunology / Q000382:microbiology / Q000662:veterinary*