Retention of the placenta in the mare.
D000818:Animals; D005260:Female; D006734:Horse Diseases; D006736:Horses; D007813:Laparotomy; D010920:Placenta / Q000503:physiopathology*; D010922:Placenta Diseases / Q000662:veterinary; D011247:Pregnancy; D011248:Pregnancy Complications / Q000662:veterinary*