Chronic low back pain analgesic studies--a methodological minefield.
Moore
Andrew R
AR
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.
Straube
Sebastian
S
Derry
Sheena
S
McQuay
Henry J
HJ
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
D000700:Analgesics