title: Trichobezoars in four Angus cows.
mesh_terms: D000505:Alopecia / Q000209:etiology / Q000662:veterinary; D000818:Animals; D001630:Bezoars / Q000209:etiology / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000150:complications; D012417:Rumen