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Fisher ES, Wennberg DE, Stukel TA, Gottlieb DJ, Lucas FL, Pinder EL. The implications of regional variations in Medicare spending. Part 1: the content, quality, and accessibility of care. Annals of internal medicine. 2003;138(4):273-287.
Empirical study
Systems
Patients
Value based healthcare
High spending (USA Medicare) regions had greater utilization of physician services but no better quality of care
2,043