Campbell, M. J., & Walters, S. J. How to design, analyse and report cluster randomised trials in medicine and health related research.
Cita Chicago (17th ed.)Campbell, Michael J., i Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research.
Cita MLA (8th ed.)Campbell, Michael J., i Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research.
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