TY - JOUR T1 - Novel Composite Radiographic Score for Longitudinal Observational Studies of Psoriatic Arthritis: A Proof-of-concept Study JF - The Journal of Rheumatology JO - J Rheumatol SP - 1568 LP - 1568 DO - 10.3899/jrheum.150114.C1 VL - 44 IS - 10 A2 - , Y1 - 2017/10/01 UR - http://www.jrheum.org/content/44/10/1568.abstract N2 - Tillett W, Shaddick G, Jadon D, Robinson G, Korendowych E, McHugh N. Novel composite radiographic score for longitudinal observational studies … ER -