When placebo controlled trials are essential and equivalence trials are inadequate.
Tramèr
M R
MR
Pain Research and Nuffield Department of Anaesthetics, University of Oxford, Oxford Radcliffe Hospital, The Churchill, Headington, Oxford OX3 7LJ. martin.tramer@hcugh.ch
Reynolds
D J
DJ
Moore
R A
RA
McQuay
H J
HJ
D000932:Antiemetics / Q000627:therapeutic use; D035061:Control Groups; D018849:Controlled Clinical Trials as Topic; D003627:Data Interpretation, Statistical; D019317:Evidence-Based Medicine; D006801:Humans; D009325:Nausea / Q000517:prevention & control; D017294:Ondansetron / Q000627:therapeutic use; D010919:Placebos; D018570:Risk Assessment; D014839:Vomiting / Q000517:prevention & control
D000932:Antiemetics; D010919:Placebos; D017294:Ondansetron