22909
Such data mining can be used for hypothesis generation and for rapid analysis of suspected adverse event risk . Clinical Pharmacology & Therapeutics ( 2013 ) ; advance online publication 10 April 2013 . doi : 10 . 1038 / clpt . 2013 . 47 .
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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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