Practice-based Research Networks (PBRNs) in the Era of Integrated Delivery Systems

From the Cecil G Sheps Center for Health Services Research, University of North Carolina, Chapel Hill, NC (TSC, JRH, KED, SC); the Division of General Medicine and Clinical Epidemiology, University of North Carolina, Chapel Hill (TSC, SC); the Department of Family Medicine, University of North Carolina, Chapel Hill (JRH, KED); and the North Carolina Area Health Education Centers, Chapel Hill (SC).

From the Cecil G Sheps Center for Health Services Research, University of North Carolina, Chapel Hill, NC (TSC, JRH, KED, SC); the Division of General Medicine and Clinical Epidemiology, University of North Carolina, Chapel Hill (TSC, SC); the Department of Family Medicine, University of North Carolina, Chapel Hill (JRH, KED); and the North Carolina Area Health Education Centers, Chapel Hill (SC).

From the Cecil G Sheps Center for Health Services Research, University of North Carolina, Chapel Hill, NC (TSC, JRH, KED, SC); the Division of General Medicine and Clinical Epidemiology, University of North Carolina, Chapel Hill (TSC, SC); the Department of Family Medicine, University of North Carolina, Chapel Hill (JRH, KED); and the North Carolina Area Health Education Centers, Chapel Hill (SC).

From the Cecil G Sheps Center for Health Services Research, University of North Carolina, Chapel Hill, NC (TSC, JRH, KED, SC); the Division of General Medicine and Clinical Epidemiology, University of North Carolina, Chapel Hill (TSC, SC); the Department of Family Medicine, University of North Carolina, Chapel Hill (JRH, KED); and the North Carolina Area Health Education Centers, Chapel Hill (SC).