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Li, Yi; Betensky, Rebecca A; Louis, David N et al. (2002) The use of frailty hazard models for unrecognized heterogeneity that interacts with treatment: considerations of efficiency and power. Biometrics 58:232-6
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Gray, Robert J; Li, Yi (2002) Optimal weight functions for marginal proportional hazards analysis of clustered failure time data. Lifetime Data Anal 8:5-19
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Li, Yi; Ryan, Louise (2002) Modeling spatial survival data using semiparametric frailty models. Biometrics 58:287-97
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Showing the most recent 10 out of 15 publications
