Mare reproductive loss syndrome returns, but losses are fewer.
D000034:Abortion, Veterinary / Q000209:etiology*; D000818:Animals; D005260:Female; D005313:Fetal Death / Q000209:etiology / Q000662:veterinary*; D006736:Horses / Q000502:physiology*; D007814:Larva / Q000502:physiology; D007915:Lepidoptera / Q000502:physiology*; D011247:Pregnancy; D012621:Seasons; D013577:Syndrome