Hypocalcaemia in ewes.
D000818:Animals; D005260:Female; D006996:Hypocalcemia / Q000209:etiology / Q000662:veterinary*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000097:blood* / Q000209:etiology