Cook, J., Hislop, J., Altman, D., Briggs, A., Fayers, P., Norrie, J., . . . Vale, L. (2014). Use of methods for specifying the target difference in randomised controlled trial sample size calculations: Two surveys of trialists' practice. SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Cook, J., J. Hislop, D. Altman, A. Briggs, P. Fayers, J. Norrie, C. Ramsay, I. Harvey, agus L. Vale. Use of Methods for Specifying the Target Difference in Randomised Controlled Trial Sample Size Calculations: Two Surveys of Trialists' Practice. SAGE Publications, 2014.
Lua MLA (9ú heag.)Cook, J., et al. Use of Methods for Specifying the Target Difference in Randomised Controlled Trial Sample Size Calculations: Two Surveys of Trialists' Practice. SAGE Publications, 2014.
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