title: Observations on a skin sensitivity test for ovine enzootic abortion.
mesh_terms: D000031:Abortion, Septic / Q000209:etiology / Q000662:veterinary; D000034:Abortion, Veterinary / Q000209:etiology*; D000818:Animals; D000942:Antigens, Bacterial / Q000276:immunology; D002691:Chlamydophila psittaci / Q000276:immunology; D005260:Female; D006968:Hypersensitivity, Delayed / Q000662:veterinary*; D011247:Pregnancy; D009956:Psittacosis / Q000175:diagnosis / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000175:diagnosis*; D012882:Skin Tests / Q000662:veterinary
chemical_list: D000942:Antigens, Bacterial