The incidence and aetiology of avian spondylolisthesis ("kinky back").
D000367:Age Factors; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D001699:Biometry; D001835:Body Weight; D002645:Chickens; D004739:England; D008141:Lordosis / Q000150:complications; D011201:Poultry Diseases / Q000453:epidemiology / Q000209:etiology*; D011859:Radiography; D013168:Spondylolisthesis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D013904:Thoracic Vertebrae / Q000033:anatomy & histology / Q000000981:diagnostic imaging / Q000473:pathology