1. Evans JR, Hall KL, Warford J. Shattuck lecture—health care in the developing world: problems of scarcity and choice. N Engl J Med 1981;305:1117–27
2. The future of IPPNW (editorial). Lancet, June 13, 1987:1353–4
3. Department of Community Medicine, Pahlavi University, School of Medicine, Shiraz, Iran. Kavar Health Worker Project, 2nd ed. Ontario and Ottawa, Canada: International Development Research Centre. File No. 3P-72-0113, 1976. Published in J Trop Ped Environ Child Hlth 1978;24:13
4. Preston SH. Mortality patterns in national populations. New York: Academic Press, 1976
5. United Nations. United Nations Demographic Yearbook, 1974. New York: United Nations, 1975