Unsubstantiated claims of large effects of placebo on pain: serious errors in meta-analysis of placebo analgesia mechanism studies.
Hróbjartsson
Asbjørn
A
The Nordic Cochrane Centre, Rigshospitalet, Denmark. ah@cochrane.dk
Gøtzsche
Peter C
PC
D000698:Analgesia / Q000379:methods*; D006801:Humans; D015201:Meta-Analysis as Topic; D015990:Placebo Effect; D010919:Placebos; D016032:Randomized Controlled Trials as Topic / Q000379:methods; D012107:Research Design
D010919:Placebos