Characteristics of patients with rheumatoid arthritis in France: a study of 1109 patients managed by hospital based rheumatologists
J Sany, P Bourgeois, A Saraux, S Durieux, A Lafuma, J P Daurès, F Guillemin, J Sibilia
Annals of the Rheumatic Diseases Oct 2004, 63 (10) 1235-1240; DOI: 10.1136/ard.2003.013110