1. Micronutrient Deficiency Information System. World Health Organisation.Global Prevalence of Iodine Deficiency Disorders 1993.
2. Hetzel BS. Iodine deficiency disorders and their eradication.Lancet 1983; 2: 1126–1129.
3. Status of world children, UNICEF, 1994.
4. Bleichrodt N, Born MP. A meta-analysis of research on iodine and its relationship to cognitive development. In: J Stanbury (ed.)Iodine deficiency and brain damage: Report of Franklin symposium. 1994; (In press).
5. Policy and Advocacy Meeting on IDD.Status Report on the National Iodine Deficiency Disorders Control Programme (NID-DCP), New Delhi, January 1994. Ministry of Health and Family Welfare, Government of India.