Is the Placebo Powerless? An Analysis of Clinical Trials Comparing Placebo With No Treatment
Gotzsche, Peter C.
New England Journal of Medicine 2001 May 24; 344(21): 1594-1602
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Gotzsche, Peter C.; Hrobjartsson, Asbjorn; Johansen, Helle Krogh; Haahr, Mette T.; Altman, Douglas G.; Chan, An-Wen (2006-04-12)
Empirical Evidence for Selective Reporting of Outcomes in Randomized Trials: Comparison of Protocols to Published Articles Chan, An-Wen; Hrobjartsson, Asbjorn; Haahr, Mette T.; Gotzsche, Peter C.; Altman, Douglas G. (2004-05-26)CONTEXT: Selective reporting of outcomes within published studies based on the nature or direction of their results has been widely suspected, but direct evidence of such bias is currently limited to case reports. OBJECTIVE: ...
Comparison of Descriptions of Allocation Concealment in Trial Protocols and the Published Reports: Cohort Study Pildal, Julie; Chan, An-Wen; Hrobjartsson, Asbjorn; Forfang, Elisabeth; Altman, Douglas G.; Gotzsche, Peter C. (2005-05-07)