RT Journal Article SR Electronic T1 Explaining Medically Unexplained Symptoms: Widespread Pain JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 679 OP 683 DO 10.3899/jrheum.090006 VO 36 IS 4 A1 HUGH A. SMYTHE YR 2009 UL http://www.jrheum.org/content/36/4/679.abstract AB