Hearing before the Committee on Labor and Public Welfare United States Senate Ninety Fourth Congress First Session On. . .Donald S. Fredrickson, of Maryland, to be Director, National Institutes of Health. . . (May 2, 1975)
Recombinant DNA Research Guidelines. Draft Environmental Impact Statement (September 9, 1976)
[Statement of Donald Fredrickson to the House Subcommittee on Health and the Environment of the Committee on Interstate and Foreign Commerce] (March 17, 1977)