PT - JOURNAL ARTICLE AU - A Boonen AU - A van Tubergen AU - Sj van der Linden TI - Insurance problems among patients with ankylosing spondylitis AID - 10.1136/ard.2003.007377 DP - 2003 Dec 01 TA - Annals of the Rheumatic Diseases PG - 1242--1243 VI - 62 IP - 12 4099 - http://ard.bmj.com/content/62/12/1242.short 4100 - http://ard.bmj.com/content/62/12/1242.full SO - Ann Rheum Dis2003 Dec 01; 62