PT - JOURNAL ARTICLE AU - Mary-Ann Fitzcharles AU - Peter A. Ste-Marie AU - John X. Pereira TI - Fibromyalgia: evolving concepts over the past 2 decades AID - 10.1503/cmaj.121414 DP - 2013 Sep 17 TA - Canadian Medical Association Journal PG - E645--E651 VI - 185 IP - 13 4099 - http://www.cmaj.ca/content/185/13/E645.short 4100 - http://www.cmaj.ca/content/185/13/E645.full SO - CMAJ2013 Sep 17; 185