United States. General Accounting Office
United States. Health Services Administration. Bureau of Community Health Services. Office of the Associate Bureau Director (HMO).
United States. Congress. Senate. Committee on Labor and Human Resources.
United States. Office of Health Maintenance Organizations
United States. Congress. Senate. Committee on Finance
United States. Congress. Senate
United States. Congress. House
United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Health and the Environment.
Unknown Author
United States. Congress. House. Committee on Energy and Commerce
United States. Congress. Senate. Committee on Labor and Human Resources
United States. Congress. Senate. Special Committee on Aging.