TY - JOUR T1 - Problems with definitions of disease patterns in psoriatic arthritis. JF - The Journal of Rheumatology JO - J Rheumatol SP - 198 LP - 199 VL - 33 IS - 1 AU - Paul Le Goff Y1 - 2006/01/01 UR - http://www.jrheum.org/content/33/1/198.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -