19908
In breast tumors IGF binding protein - 2 ( IGFBP - 2 ) is elevated , and the presence of IGFBP - 2 has been shown to correlate with malignancy .
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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