United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Health and Scientific Research.
Washington : U.S. Govt. Print. Off., 1980.
United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Health and Scientific Research.
Washington : U.S. Govt. Print. Off., 1980.
United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Health and Scientific Research.
Washington : U.S. G.P.O., 1980 [that is, 1981]
United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Health and Scientific Research.
Washington : U.S. Govt. Print. Off., 1979.
United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Health and Scientific Research.
Washington : U.S. Govt. Print. Off., 1980.