title: [Ankylosing spondylarthritis of the cervical vertebral column in juvenile primary chronic polyarthritis. (The importance of the time factor)].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications* / Q000000981:diagnostic imaging; D002574:Cervical Vertebrae; D002648:Child; D002675:Child, Preschool; D006801:Humans; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000000981:diagnostic imaging / Q000209:etiology*; D013997:Time Factors
vernacular_title: Ankylosierende Spondylarthritis der Halswirbelsäule bei juveniler primär chronischer Polyarthritis. (Die Bedeutung des Zeitfaktors.