TY - JOUR T1 - NOTIFICATION AND CORRECTION JF - Annals of the Rheumatic Diseases JO - Ann Rheum Dis SP - 470 LP - 470 VL - 63 IS - 4 A2 - , Y1 - 2004/04/01 UR - http://ard.bmj.com/content/63/4/470.1.abstract N2 - Intra-articular rheumatoid nodules and triggering of the knee … ER -