PT - JOURNAL ARTICLE AU - P J Mease AU - F Behrens AU - W-H Boehncke AU - S R Feldman AU - O FitzGerald AU - D D Gladman AU - P S Helliwell AU - P Nash AU - I Olivieri AU - W J Taylor AU - P-P Tak TI - Discussion: Assessment of psoriatic arthritis AID - 10.1136/ard.2004.031690 DP - 2005 Mar 01 TA - Annals of the Rheumatic Diseases PG - ii69--ii73 VI - 64 IP - suppl 2 4099 - http://ard.bmj.com/content/64/suppl_2/ii69.short 4100 - http://ard.bmj.com/content/64/suppl_2/ii69.full SO - Ann Rheum Dis2005 Mar 01; 64