1. Verrilli DK, Bloch SM, Rousseau J, Crozier ME, Yecies SB. Design of a privileging program for diagnostic imaging: costs and implications for a large insurer in Massachusetts.Radiology1998; 208:385-392
2. The Effect of Imaging Guidelines on the Number and Quality of Outpatient Radiographic Examinations
3. Gray BH.For-profit enterprise in health care. Washington, DC: National Academy, 1986: 151-170
4. McDowell TN Jr. Physician self-referral arrangements: legitimate business or unethical “entrepreneurialism.”Am J Law Med1989; 15:61-109
5. Kusserow RP.Financial arrangements between physicians and health care business: report to Congress. Washington, DC: Office of the Inspector General, Office of Analysis and Inspections, United States Department of Health and Human Services, 1989: 1-23. Publication OAI-12-88-01410