Use of placebo controls in the evaluation of surgery: systematic review.
OBJECTIVE: To investigate whether placebo controls should be used in the evaluation of surgical interventions. DESIGN: Systematic review. DATA SOURCES: We searched Medline, Embase, and the Cochrane Controlled Trials Register from their inception to November 2013. STUDY SELECTION: Randomised clinical...
Главные авторы: | Wartolowska, K, Judge, A, Hopewell, S, Collins, G, Dean, B, Rombach, I, Brindley, D, Savulescu, J, Beard, D, Carr, A |
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Формат: | Journal article |
Язык: | English |
Опубликовано: |
BMJ Publishing Group
2014
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Предметы: |
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