Phillips, R. A., Faulkner, M., Gassman, J., Jaen, L., Kusek, J. W., Norris, K., & Ojo, A. (2007). Recruitment of African Americans With Chronic Renal Insufficiency Into a Multicenter Clinical Trial: The African American Study of Kidney Disease and Hypertension. J Clin Hypertens (Greenwich).

Phillips, Robert A., Marquetta Faulkner, Jennifer Gassman, Luzmaria Jaen, John W. Kusek, Keith Norris, و Akinlolu Ojo. "Recruitment of African Americans With Chronic Renal Insufficiency Into a Multicenter Clinical Trial: The African American Study of Kidney Disease and Hypertension." J Clin Hypertens (Greenwich) 2007.

Phillips, Robert A., et al. "Recruitment of African Americans With Chronic Renal Insufficiency Into a Multicenter Clinical Trial: The African American Study of Kidney Disease and Hypertension." J Clin Hypertens (Greenwich) 2007.