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Author/Creator
- United States232
- United States. Congress. Senate. Committee on Commerce, Science, and Transportation52
- United States. Department of State36
- United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Telecommunications and the Internet29
- United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Communications26
- United States. Congress. Senate. Committee on the Judiciary20
- United States. Federal Communications Commission20
- United States. Federal Aviation Administration19
- United States. Congress. House. Committee on Commerce. Subcommittee on Telecommunications, Trade, and Consumer Protection17
- National Institute of Justice (U.S.)15
- United States. Department of the Army14
- United States. General Accounting Office14
- National Institute of Neurological and Communicative Disorders and Stroke13
- United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Telecommunications and Finance12
- United States. National Highway Traffic Safety Administration11
- United States. Bureau of the Census10
- Center for Substance Abuse Treatment (U.S.)9
- United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Telecommunications, Consumer Protection, and Finance9
- United States. Congress. Office of Technology Assessment9
- National Youth Network (U.S.)8