Pathogenesis of virulent Newcastle disease in chickens.
D000818:Animals; D001921:Brain / Q000473:pathology; D002645:Chickens; D008099:Liver / Q000473:pathology; D008168:Lung / Q000473:pathology; D012157:Mononuclear Phagocyte System / Q000473:pathology; D009206:Myocardium / Q000473:pathology; D009336:Necrosis / Q000662:veterinary; D009422:Nervous System Diseases / Q000382:microbiology / Q000473:pathology / Q000662:veterinary; D009521:Newcastle Disease / Q000150:complications / Q000473:pathology*; D009522:Newcastle disease virus / Q000472:pathogenicity*; D012141:Respiratory Tract Infections / Q000382:microbiology / Q000473:pathology / Q000662:veterinary