title: A study on the causes of abortion/stillbirth/perinatal lamb loss in Oregon.
mesh_terms: D000034:Abortion, Veterinary / Q000209:etiology*; D000818:Animals; D000831:Animals, Newborn; D005260:Female; D005313:Fetal Death / Q000209:etiology / Q000662:veterinary*; D007922:Leptospirosis / Q000662:veterinary; D009922:Oregon; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000209:etiology*