United States. General Accounting Office
Joel C. Willemssen
Patricia Barry
New Jersey. Legislature. Senate. State Government Committee.
California. Bureau of State Audits.
New Jersey. Legislature. General Assembly. Health and Human Services Committee.
Alfred Spira
United States. Congress. Senate. Special Committee on Aging.
Avi Dor
Karen Lynn Brodsky
Martin Pfaff
Norrie Thomas
Cambridge Research Institute.
Virginia. Dept. of Medical Assistance Services.
National Pharmaceutical Council (U.S.)
United States. Division of Medical Care Administration. Health Economics Branch.
Unknown Author