title: Experimental infection of specific pathogen-free lambs with parainfluenza virus type 3 and Pasteurella haemolytica.
mesh_terms: D000818:Animals; D008168:Lung / Q000473:pathology; D010224:Parainfluenza Virus 3, Human; D018184:Paramyxoviridae Infections / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D010326:Pasteurella Infections / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D011014:Pneumonia / Q000209:etiology / Q000662:veterinary; D012756:Sheep; D012757:Sheep Diseases / Q000209:etiology* / Q000473:pathology; D013047:Specific Pathogen-Free Organisms