15589
Results : 218 consecutive patients ( 163 females , 55 males ; mean age 53 years , range 12 - 84 ) undergoing FNAC of 1 to 3 nodules were included .
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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:
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