@inbook{inbook, title  = {{How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research Preface}},

 url = {{}},

 year = {{2014}},

 month = {{1}},

 author = {{Campbell MJ and Walters SJ}},

 isbn = {{978-1-119-99202-8}},

 pages = {{XIII-+}},

 note = {{Accessed on 2024/12/22}}}