Evaluation index: goiter rate and urine iodine level of the children aged 8 ~ 10, acceptance rate of iodized salt, and neonatal thyroid stimulating hormone (TSH).
观察评价指标：8 ~ 10岁儿童甲状腺肿大率、尿碘水平、碘盐合格率和新生儿tsh。
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We also found neonatal TSH was seriously separated from goiter rate and urinary iodine level of children (8 ~ 10 years old).