PT - JOURNAL ARTICLE AU - Preiskel, David TI - Spondylitis Ankylopoietica AID - 10.1136/ard.16.4.511-b DP - 1957 Dec 01 TA - Annals of the Rheumatic Diseases PG - 511--511 VI - 16 IP - 4 4099 - http://ard.bmj.com/content/16/4/511.2.short 4100 - http://ard.bmj.com/content/16/4/511.2.full SO - Ann Rheum Dis1957 Dec 01; 16