3World Bank. World development indicators database. [ DB/OL ] http://www. worldbank. org/data/coun trydata/countrydata. html July 2003.
4The United Nations. Human Development Report 2003 [ EB/OL], http ://hdr. undp. org/reports/global/2003/
5Elizabeth Docteur, Hannes Suppanz and Jaejoon,the US health system:an assessment and prospective directions for reform economics department working papers No. 350 [ DB/OL ], www. oecd. org/eco,27-feb-2003
6World Bank 1993, World Development Report 1993: Investing in Health[ R] , Oxford University Press ,Oxford