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In 2013 , as defined by a national or subnational median urinary iodine concentration of 100 - 299 mu g / L in school - aged children , 111 countries have sufficient iodine intake .
 Chemical: iodine; Chemical: iodine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: iodine; Chemical: iodine