20792
High - Grade Prostatic Intraepithelial Neoplasia ( HGPIN ) and topographical distribution in 1 , 374 prostatectomy specimens : Existence of HGPIN near prostate cancer .
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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