19720
This study applied a robust approach for testing the genetic basis of BDR and identified novel loci associated with this drug response in asthmatics . The Pharmacogenomics Journal advance online publication , 19 March 2013 ; doi : 10 . 1038 / tpj . 2013 . 5 .
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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