Evaluation of sample size and power for multi-arm survival trials allowing for non-uniform accrual, non-proportional hazards, loss to follow-up and cross-over
【作者】F. M.-S. Barthel, A. Babiker, P. Royston andM. K. B. Parmar
【期刊】Statistics in Medicine Volume 25, Issue 15, pages 2521–2542, 15 August 2006
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