Wu P, Gunzler D, Lu N, Chen T, Wymen P, Tu XM Stat Med 2014 Sep;33(22):3905-18 PMID: 24817513 Abstract Estimating causal treatment effect for randomized controlled trials under post-treatment confounding, that is, noncompliance and informative dropouts, is becoming an important problem in intervention/prevention studies when the treatment exposures are not completely controlled. When confounding is
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