1. Can the poor afford ‘free’ health services? A case study of Tanzania
2. Gilson, L. 1988, Government health care charges: is equity being abandoned?, EPC Publication no. 15, London School of Hygiene and Tropical Medicine
3. World Bank 1987, Financing health services in developing countries: an agenda for reform, Washington DC
4. de Ferranti, D. 1985, Paying for health services in developing countries: an overview, World Bank Staff Working Papers no. 721, Washington DC: World Bank
5. World Bank 1993, World development report 1993: investing in health, Washington DC