ANKYLOSING SPONDYLITIS IN CHILDREN AND ADOLESCENTS.
D000293:Adolescent; D002648:Child; D003933:Diagnosis; D006801:Humans; D011859:Radiography; D013166:Spondylitis; D013167:Spondylitis, Ankylosing
ADOLESCENCE; CHILD; DIAGNOSIS; RADIOGRAPHY; SPONDYLITIS, ANKYLOSING