Stopping the supply of iodized salt alone is not enough to make iodine nutrition suitable for children in higher water iodine areas: A cross-sectional study in northern China

• Yang WangTianjin Centers for Disease Control and Prevention
• Yushan CuiTianjin Centers for Disease Control and Prevention
• Chen Chen
• Yani DuanTianjin Centers for Disease Control and Prevention
• Yinghong WuTianjin Centers for Disease Control and Prevention
• Wenfeng LiTianjin Centers for Disease Control and Prevention
• Dandan ZhangTianjin Centers for Disease Control and Prevention
• Fang LiTianjin Centers for Disease Control and Prevention
• Changchun HouTianjin Centers for Disease Control and Prevention