Five questions to consider before conducting a stepped wedge trial.
Hargreaves JR, Copas AJ, Beard E, Osrin D, Lewis JJ, Davey C, Thompson JA, Baio G, Fielding KL, Prost A.
Hargreaves JR, et al. Among authors: prost a.
Trials. 2015 Aug 17;16:350. doi: 10.1186/s13063-015-0841-8.
Trials. 2015.
PMID: 26279013
Free PMC article.