United States. General Accounting Office
Dr. William P. Trebing
John W. Schilling
Rebecca S. Busch
Tahir Ekin
Charles E. Piper
Malcolm K. Sparrow
Leslie G. Aronovitz
United States. Congress. Senate. Committee on Finance. Subcommittee on Health.
United States. Congress. House. Committee on Ways and Means
Unknown Author
United States. Congress. House. Committee on Ways and Means. Subcommittee on Health.
Jennifer O'Sullivan
United States. Congress. Senate. Special Committee on Aging.
United States. Congress. House. Committee on Commerce. Subcommittee on Oversight and Investigations.
United States. Congress. House. Committee on Ways and Means. Subcommittee on Oversight