title: Placental pathology of experimentally induced enzootic abortion in ewes.
mesh_terms: D000034:Abortion, Veterinary / Q000382:microbiology / Q000473:pathology*; D000818:Animals; D002689:Chlamydia / Q000302:isolation & purification; D003168:Complement Fixation Tests; D005122:Exudates and Transudates / Q000382:microbiology; D005260:Female; D005865:Gestational Age; D010920:Placenta / Q000473:pathology*; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000473:pathology*; D013194:Staining and Labeling; D014599:Uterus / Q000473:pathology