APA-referens

Liao, X., Zhou, X., & Spiegelman, D. (2015). A note on “Design and analysis of stepped wedge cluster randomized trials”. Contemp Clin Trials.

Chicago-stil citat

Liao, Xiaomei, Xin Zhou, och Donna Spiegelman. "A Note On “Design and Analysis of Stepped Wedge Cluster Randomized Trials”." Contemp Clin Trials 2015.

MLA-referens

Liao, Xiaomei, Xin Zhou, och Donna Spiegelman. "A Note On “Design and Analysis of Stepped Wedge Cluster Randomized Trials”." Contemp Clin Trials 2015.

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