TY - JOUR T1 - Problems with the definition of axial and peripheral disease patterns in psoriatic arthritis. JF - The Journal of Rheumatology JO - J Rheumatol SP - 974 LP - 977 VL - 32 IS - 6 AU - William J Taylor AU - Hans-Georg Zmierczak AU - Philip S Helliwell Y1 - 2005/06/01 UR - http://www.jrheum.org/content/32/6/974.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -