29520
Based on drug fills during fiscal year 2005 , patients were stratified as statin users ( 13 , 626 patients received at least 90 - days supply of statin ) or nonusers ( 32 , 623 patients never received a statin during the study period ) .
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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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