van der Heijde Désirée, Simon Lee, Smolen Josef, Strand Vibeke, Sharp John, Boers Maarten, Breedveld Ferdinand, Weisman Michael, Weinblatt Michael, Rau Rolf, Lipsky Peter
Department of Internal Medicine, University Hospital Maastricht, Maastricht, The Netherlands.
Arthritis Rheum. 2002 Apr 15;47(2):215-8. doi: 10.1002/art.10181.