Non-specific spondylitis in children.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001416:Back Pain; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007403:Intervertebral Disc / Q000000981:diagnostic imaging; D007738:Kyphosis / Q000150:complications; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D008297:Male; D011859:Radiography; D012737:Sex Factors; D013166:Spondylitis / Q000150:complications / Q000000981:diagnostic imaging / Q000453:epidemiology; D013904:Thoracic Vertebrae / Q000000981:diagnostic imaging