Concept of placebo should be discardedBMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7020.1640b (Published 16 December 1995) Cite this as: BMJ 1995;311:1640
- Peter C Gotzsche, Director Nordic Cochrane Centre, Rigshospitalet
- DK-2100 Copenhagen, Denmark
EDITOR,--E Ernst and K L Resch state that the true placebo effect can be measured in trials that compare an untreated group with a placebo group.1 They assume that non-specific effects other than the true placebo effect produce the same response in the two arms of a trial. …
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