biostudies-literatureUnknown185(13)Fitzcharles MACMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienneE645-51https://www.ebi.ac.uk/biostudies/studies/S-EPMC3778468biostudies-literatureFibromyalgia: evolving concepts over the past 2 decades.PMC3778468Ste-Marie PAPereira JXFitzcharles MACanadian Fibromyalgia Guidelines CommitteefalseFibromyalgia: evolving concepts over the past 2 decades.2013-01-01T00:00:00Z2013 Sep2026-05-07T08:52:32.902Z2025-04-04T21:50:05.019ZS-EPMC37784682364941810.1503/cmaj.121414