title: Chronic low back pain analgesic studies--a methodological minefield.
authors.affiliation: Pain Research and Nuffield Department of Anaesthetics, University of Oxford, John Radcliffe Hospital, Oxford, UK Department of Occupational and Social Medicine, University of Göttingen, Waldweg 37B, D-37073 Göttingen, Germany.
authors.forename: Andrew R
authors.initials: AR
authors.lastname: Moore
authors.forename: Sebastian
authors.initials: S
authors.lastname: Straube
authors.forename: Sheena
authors.initials: S
authors.lastname: Derry
authors.forename: Henry J
authors.initials: HJ
authors.lastname: McQuay
mesh_terms: D000698:Analgesia / Q000379:methods*; D000700:Analgesics / Q000627:therapeutic use*; D002908:Chronic Disease; D002986:Clinical Trials as Topic / Q000379:methods* / Q000592:standards; D006801:Humans; D017116:Low Back Pain / Q000188:drug therapy* / Q000503:physiopathology; D017063:Outcome Assessment, Health Care / Q000379:methods / Q000592:standards; D010148:Intractable Pain / Q000188:drug therapy* / Q000503:physiopathology
chemical_list: D000700:Analgesics