title: Obesity and hepatic rupture in caged layer chickens--environmental problem.
mesh_terms: D000818:Animals; D002645:Chickens; D005234:Fatty Liver / Q000473:pathology / Q000662:veterinary; D005260:Female; D006799:Housing, Animal; D008107:Liver Diseases / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D009765:Obesity / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D011201:Poultry Diseases / Q000209:etiology / Q000473:pathology*; D012422:Rupture, Spontaneous