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Institute of Medicine (US) Committee to Study Decision Making; K. E. Hanna, ed., Biomedical Politics. Washington, DC: National Academies Press, 1991; M. Rogers, Biohazard. New York: Knopf, 1977; P. Berg and M. F. Singer, “The Recombinant DNA Controversy: Twenty Years Later”, Proceedings of the National Academy of Sciences of the United States of America 92 (1995): 9011–9013.