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Li, Fan, James P. Hughes, Karla Hemming, Monica Taljaard, Edward R. Melnick, i Patrick J. Heagerty. "Mixed-effects Models for the Design and Analysis of Stepped Wedge Cluster Randomized Trials: An Overview." Stat Methods Med Res 2020.

Li, Fan, et al. "Mixed-effects Models for the Design and Analysis of Stepped Wedge Cluster Randomized Trials: An Overview." Stat Methods Med Res 2020.