title: Ovine pneumonia.
mesh_terms: D000818:Animals; D010224:Parainfluenza Virus 3, Human; D010326:Pasteurella Infections / Q000209:etiology / Q000662:veterinary*; D011014:Pneumonia / Q000209:etiology / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000209:etiology*