Incidence and predictors of secondary fibromyalgia in an early arthritis cohort
Yvonne C Lee, Bing Lu, Gilles Boire, Boulos (Paul) Haraoui, Carol A Hitchon, Janet E Pope, J Carter Thorne, Edward Clark Keystone, Daniel H Solomon, Vivian P Bykerk
Annals of the Rheumatic Diseases Jun 2013, 72 (6) 949-954; DOI: 10.1136/annrheumdis-2012-201506