Frequency and reasons for outcome reporting bias in clinical trials: interviews with trialists

<p><strong>Objectives</strong> To provide information on the frequency and reasons for outcome reporting bias in clinical trials.</p> <p><strong>Design</strong> Trial protocols were compared with subsequent publication(s) to identify any discrepancies in th...

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Main Authors: Smyth, RMD, Kirkham, JJ, Jacoby, A, Altman, DG, Gamble, C, Williamson, PR
格式: Journal article
语言:English
出版: BMJ Publishing Group 2011