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Previous Volume 360:939-940 February 26, 2009 Number 9 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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To the Editor: Normal thyroid function in fetuses and breast-fed infants, which is dependent on sufficient maternal dietary intake of iodine, is crucial for normal neurocognitive development.¹ Children of mothers with severe iodine deficiency may have cretinism. Iodine deficiency affects more than 2.2 billion persons (38% of the world's population) and is the leading cause of preventable mental retardation worldwide.² Even mild iodine deficiency may have adverse effects on the cognitive function of children.¹

National surveys including the first and third National Health and Nutrition Examination Surveys (NHANES I and III) and NHANES 2001–2002 have reported a decrease of approximately . . . [Full Text of this Article]

Related Letters:

More on Iodine Content of Prenatal Vitamins
Betz J. M., Wise S. A., Leung A. M., Pearce E. N., Braverman L. E.
Extract | Full Text | PDF  
N Engl J Med 2009; 360:2582-2583, Jun 11, 2009. Correspondence

This article has been cited by other articles:

• Pearce, E. N. (2009). What Do We Know about Iodine Supplementation in Pregnancy?. J. Clin. Endocrinol. Metab. 94: 3188-3190 [Full Text]  
• Betz, J. M., Wise, S. A., Leung, A. M., Pearce, E. N., Braverman, L. E. (2009). More on Iodine Content of Prenatal Vitamins. NEJM 360: 2582-2583 [Full Text]