1. American Academy of Family Physicians: Approved Family Practice Residencies. AAFP Reprint No. 150B. Kansas City, MO, AAFP, 1982.
2. American Academy of Family Physicians: Results of Annual Survey of Family Practice Residency Programs. AAFP Reprint No. 150, Kansas City, MO, AAFP, 1982.
3. Summary Report of the Graduate Medical Education National Advisory Committee. Washington, DC, U.S. Department of Health and Human Services, Public Health Service, Health Resources Administration, Office of Graduate Medical Education, September 1980, pp. 13, 99.
4. Goodman LJ, Mason HR: Physician Distribution and Medical Licensure in the U.S., 1975. Chicago, Center for Health Services Research and Development, American Medical Association.
5. U.S. Department of Commerce, Bureau of the Census: Population estimates and projections. In: Current Population Reports, Series P-25, No. 703. Washington, DC. June 1977.