Hospital participation in competitive markets for ambulatory care: implications for reimbursement policy.
D000720:Ancillary Services, Hospital / Q000191:economics; D003365:Costs and Cost Analysis; D004465:Economic Competition; D007349:Insurance, Health, Reimbursement; D008389:Marketing of Health Services; D008962:Models, Theoretical; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011320:Primary Health Care / Q000191:economics*; D014481:United States