Dear Sir

UNICEF Nutrition Section. Progress towards universal salt iodization. New York: UNICEF, 1994.

WHO/UNICEF/ICCIDD. Indicators for assessing iodine deficiency disorders and their control through salt iodization. Geneva: World Health Organization (WHO/NUT/94.9), 1994.

Yamada C. , Oyunchimeg D. , Enkhtuya P. , Erdenbat A. , Buttumur D. , Umenai T. Current status of iodine deficiency disorders in Mongolia in 1998-1999. Asia Pacific J Public Health 2001; 12(2).