The importance of considering the effects of perceived group assignment in placebo-controlled trials
- PMID: 15677382
- DOI: 10.1177/0163278704273085
The importance of considering the effects of perceived group assignment in placebo-controlled trials
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Is acupuncture analgesia an expectancy effect? Preliminary evidence based on participants' perceived assignments in two placebo-controlled trials.Eval Health Prof. 2005 Mar;28(1):9-26. doi: 10.1177/0163278704273081. Eval Health Prof. 2005. PMID: 15677384 Clinical Trial.
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