13295
Patients were divided into three groups according to TSH levels : overtreated ( OvT ; TSH < 0 . 4 mU / L ) , appropriately treated ( AT ; TSH between 0 . 4 and 4 . 0 mU / L ) , and undertreated ( UnT ; TSH > 4 . 0 mU / L ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None