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Author/Creator
- United States230
- SpringerLink (Online service)181
- United States. Congress. House82
- Library of Congress. Congressional Research Service49
- United States. Congress. Senate. Committee on Labor and Public Welfare. (1947-1977)48
- ebrary, Inc48
- United States. Congress. House. Committee on Interstate and Foreign Commerce. (1892- 1981)46
- United States. Department of the Interior44
- Clements C. Fry Collection of Medical Prints and Drawings (Yale Medical Library, Historical Library)35
- United States. Congress. House. Committee on Veterans' Affairs34
- United States. Congress. Senate. Committee on Labor and Public Welfare. Subcommittee on Health33
- Association of American Medical Colleges32
- Staggers, Harley Orrin, 1907-199129
- United States. General Accounting Office28
- United States. Department of the Interior. Bureau of Education (1869-1939)27
- Josiah Macy, Jr. Foundation25
- United States. Department of the Interior. Bureau of Education. Commissioner of Education25
- Council on Graduate Medical Education (U.S.)23
- Kennedy, Edward M. (Edward Moore), 1932-200921
- United States. Congress. House. Committee on Interstate and Foreign Commerce21