What's in placebos: who knows? Analysis of randomized, controlled trials.
BACKGROUND: No regulations govern placebo composition. The composition of placebos can influence trial outcomes and merits reporting. PURPOSE: To assess how often investigators specify the composition of placebos in randomized, placebo-controlled trials. DATA SOURCES: 4 English-language general and...
Glavni autori: | Golomb, B, Erickson, L, Koperski, S, Sack, D, Enkin, M, Howick, J |
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Format: | Journal article |
Jezik: | English |
Izdano: |
2010
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