PT - JOURNAL ARTICLE AU - Vinall, Maria ED - Wells, Alvin F. TI - APR Improves PsA Symptoms Out to Week 104 DP - 2014 01 TA - MD Conference Express PG - 12--13 VI - 14 IP - 51 4099 - http://mdc.sagepub.com/content/14/51/12.short 4100 - http://mdc.sagepub.com/content/14/51/12.full AB - Psoriatic arthritis occurs in about 30% of patients with psoriasis and is prevalent in an estimated 0.3% to 1.0% of the general population. This article reports on results from the Efficacy and Safety Study of Apremilast to Treat Active Psoriatic Arthritis [PALACE4; NCT01307423].