PT - JOURNAL ARTICLE AU - Sewerin, Philipp AU - Hoyer, Annika AU - Schneider, Matthias AU - Ostendorf, Benedikt AU - Brinks, Ralph TI - Inconsistency between Danish incidence and prevalence data about psoriatic arthritis (PsA) AID - 10.1136/annrheumdis-2017-212817 DP - 2019 May 01 TA - Annals of the Rheumatic Diseases PG - e44--e44 VI - 78 IP - 5 4099 - http://ard.bmj.com/content/78/5/e44.short 4100 - http://ard.bmj.com/content/78/5/e44.full SO - Ann Rheum Dis2019 May 01; 78