6Glinoe D. Pregnancy and iodine[J]. Thyroid, 2001,11:471-481.
7Word Health Organization/International Council for the control of the Iodine Deficiency Disorders/United Nation Children′s Fund (WHO/ICCIDD/UNICEF). Assessment of the iodine deficiency disorders and monitoring their elimination[Z]. World Health Organization, Geneva. 2007.
8Caldwell KL, Makhmudov A, Ely E, et al. Iodine status of the U.S. population, National Health and Nutrition Examination Survey, 2005-2006 and 2007-2008[J]. Thyroid, 2011,21:419-427.
9Zou S, Wu F, Guo C, et al. Iodine nutrition and the prevalence of thyroid disease after salt iodization: A cross-sectional survey in Shanghai, a coastal area in China[J]. PLoS One 2012,7:e40718.
10Pop V, Brouwers EP, Vader HL, et al. Maternal hypothyroxineaemia during early pregnancy and subsequent child development: a 3-year follow-up study[J]. Clin Endocrinol (Oxf), 2003,59:282-288.
