1. Global epidemiology of areca nut usage
2. 2 International Union Against Cancer.Tobacco Control Fact Sheet 8, December. International Union Against Cancer, Tobacco and Cancer Programme, Geneva, 1996 .
3. 3 World Bank Economics of Tobacco for the South Asia Region , 2003 . http://www.worldbank.org/tobacco/pdf/country%20briefs/South%20Asia%20Region.doc Accessed 6 July, 2003.
4. 4 U. Deb Agricultural Situation in Bangladesh, India and Pakistan: Part I. Agrinet Bangladesh, 3, August: 1997. http://www.members.tripod.com/~UTTAMDEB/policy2.html. Accessed 2 July 2003.
5. 5 Food and Agriculture Organization. Major Food and Agri- cultural Commodities and Producers. Data extracted from the FAOSTAT database. Rome. http://www.fao.org/es/ess/top/commodity.jsp?commodity=27lang=EN. Accessed 2 July 2003.