We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleStepped wedge designs could reduce the required sample size in cluster randomized trials.AuthorsWoertman, Willem; de Hoop, Esther; Moerbeek, Mirjam; Zuidema, Sytse U.; Gerritsen, Debby L.; Teerenstra, StevenPublicationJournal of Clinical Epidemiology, 2013, Vol 66, Issue 7, p752ISSN0895-4356Publication typearticleDOI10.1016/j.jclinepi.2013.01.009