2Woeber KA, Iodine and thyroid disease[J]. Med Clin N Am, 1991,75(1):169-171,.
3Gtinoer D, de Nayer P,Bourdoux P, et at, Regulation of maternal thyroid during pregnancy[J].J clin endocrinot metab. 1990.71 ( 2 ) :276-286.
4Fisher DA. Delange FM, Thyroid hormone and iodine requirements in man during brain development[A].In: stanburv JB, Delange F,Dunn JT, eds. Iodine in Pregnancy [M ]. New Delhi:Oxford university press, 1998. 1-27.
5Burrow GN. Mothers Are hnportant[J]. Endocrinology. 1997.138( 1 ):3.