Cook, A. J., Delong, E., Murray, D. M., Vollmer, W. M., & Heagerty, P. J. (2016). Statistical Lessons Learned for Designing Cluster Randomized Pragmatic Clinical Trials from the NIH Health Care Systems Collaboratory Biostatistics and Design Core. Clin Trials.

Cook, Andrea J., Elizabeth Delong, David M. Murray, William M. Vollmer, and Patrick J. Heagerty. "Statistical Lessons Learned for Designing Cluster Randomized Pragmatic Clinical Trials From the NIH Health Care Systems Collaboratory Biostatistics and Design Core." Clin Trials 2016.

Cook, Andrea J., et al. "Statistical Lessons Learned for Designing Cluster Randomized Pragmatic Clinical Trials From the NIH Health Care Systems Collaboratory Biostatistics and Design Core." Clin Trials 2016.