GGeographic border crossingGeographic border crossingde John HolahanMateriasRegional disparitiesPhysician services utilizationMedicareCost controlUtilizationEdiciones (1)Geographic border crossing (1991)Urban Institute · inglésMás obras de John HolahanBalancing access, costs, and politicsMedicare physician expendituresThe effect of reimbursement on physician services and income from Medicare and Medicaid