American Board of Family Medicine

Cluster Randomized Trials

You have access
Pragmatic Cluster Randomized Trials Using Covariate Constrained Randomization: A Method for Practice-based Research Networks (PBRNs)
L. Miriam Dickinson, Brenda Beaty, Chet Fox, Wilson Pace, W. Perry Dickinson, Caroline Emsermann and Allison Kempe

The Journal of the American Board of Family Medicine September 2015, 28 (5) 663-672; DOI: https://doi.org/10.3122/jabfm.2015.05.150001