Authors: Zuzana de Jong; Marten Munneke; Willem F Lems; Aeilko H Zwinderman; Herman M Kroon; Ernest K J Pauwels; Annemarie Jansen; Karel H Ronday; Ben A C Dijkmans; Ferdinand C Breedveld; Theodora P M Vliet Vlieland; Johanna M W Hazes Journal: Arthritis Rheum Date: 2004-04