RT Journal Article SR Electronic T1 Sick Leave Before and After Diagnosis of Rheumatoid Arthritis - A Report from the Swedish TIRA Project JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 681 OP 681 DO 10.3899/jrheum.080523C1 VO 37 IS 3 A1 M Björk A1 I Thyberg A1 K Rikner A1 I Balogh A1 B Gerdle YR 2010 UL http://www.jrheum.org/content/37/3/681.1.abstract AB