TY - JOUR T1 - Classification in systemic sclerosis. JF - The Journal of Rheumatology JO - J Rheumatol SP - 840 LP - 841 VL - 33 IS - 5 AU - Sindhu R Johnson AU - Ronald M Laxer Y1 - 2006/05/01 UR - http://www.jrheum.org/content/33/5/840.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -