Amyotrophic lateral sclerosis : hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Sixth Congress, second session, special hearing
Washington : U.S. Government Printing Office, 2001. Washington, DC : For sale by the U.S. Government Printing Office, Superintendent of Documents, Congressional Sales Office [Getzville, New York] : William S. Hein & Company, [2016]