RT Journal Article SR Electronic T1 The Problem of Arthritis in Switzerland JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 175 OP 179 DO 10.1136/ard.7.3.175 VO 7 IS 3 A1 Böni, A. YR 1948 UL http://ard.bmj.com/content/7/3/175.abstract AB