Predictors of functional status in patients with early rheumatoid arthritis
L M A Jansen, D van Schaardenburg, I E van der Horst-Bruinsma, P D Bezemer, B A C Dijkmans
Annals of the Rheumatic Diseases Mar 2000, 59 (3) 223-226; DOI: 10.1136/ard.59.3.223