Howick, J., & Hoffmann, T. (2018). How placebo characteristics can influence estimates of intervention effects in trials. Canadian Medical Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHowick, J., और T. Hoffmann. How Placebo Characteristics Can Influence Estimates of Intervention Effects in Trials. Canadian Medical Association, 2018.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHowick, J., और T. Hoffmann. How Placebo Characteristics Can Influence Estimates of Intervention Effects in Trials. Canadian Medical Association, 2018.
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