AU - Baron RJ, Cassel CK TI - PHysician roles, payment models, and partnerships in primary care—reply PT - JOUR DP - 2008 TA - JAMA pages = {44}, VI - 300 IP - 1 AID - 10.1001/jama.300.1.44-b [doi] 4100 - http://dx.doi.org/10.1001/jama.300.1.44-b SO - JAMA July 2, 2008 300(1):44