Infertility in dairy cows associated with hypocalcaemia.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D005260:Female; D006996:Hypocalcemia / Q000150:complications / Q000662:veterinary*; D007247:Infertility, Female / Q000209:etiology / Q000662:veterinary*