4Perez C, Scrimshaw NS, Munzl A. Technique of endemic goiter survey. Endemic Goitre. World Health Organization monograph series[ R]. No. 44, Geneva: WHO, 1960: 369-383.
5Recommended iodine levels in salt and guidelines for monitoring their adequacy and effectiveness[ R], World Health Organization micronutrient series, WHO/NUT/96.12, 2.
6Francois Delange, Bruno de Benoist, Eduardo Pretell, et al. Iodine deficiency in the world:what do we stand at the turn of the century? [J]. Thyroid, 2001, 11 (5): 437-447.
7Delange F, de Benoist B, Alnwick D. Risks of iodine- induced hyperthyroidism after correction of iodine deficiency by iodized salt [J]. Thyroid, 1999, 9(6): 545-556.
9John T, Marc J, Semigran, et al. The prevention and management of iodine - induced hyerthyroidism and its cardiac features [J].Thyroid, 1998, 8(1): 101-106.
10Dunn JT. What' s happening to our iodine? J Clin Endocrinol Metab, 1998, 83: 3398-3400.
