1. (1989): From testimony before the Subcommittee on Science, Research, and Technology.
2. (1988): Chiles urges biotech panel. The Congressional Monitor, Washington, D. C., June 14, p 11.
3. (1993): Attack on drug prices opens Clinton's fight for health care plan. The Wall Street Journal, 16 February, p A9.
4. (1988): Biotechnology's challenges for the future: an economic perspective. Paper presented at the American Council on Science and Health, April, p 3.