Dyfyniad APA

Campbell, M. J., & Walters, S. J. How to design, analyse and report cluster randomised trials in medicine and health related research.

Dyfyniad Arddull Chicago

Campbell, Michael J., and Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research.

Dyfyniad MLA

Campbell, Michael J., and Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research.

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