title: Dystocia in Friesian heifers.
authors: D J
authors: DJ
authors: Sutherland
mesh_terms: D000818:Animals; D001947:Breeding; D002417:Cattle; D002418:Cattle Diseases / Q000235:genetics*; D004420:Dystocia / Q000235:genetics / Q000662:veterinary*; D005260:Female; D011247:Pregnancy