12376
Comparative analysis of various techniques of prostatic drainage in patients with chronic obstructive prostatitis ] The efficacy of prostatic drainage using transurethral vacuum aspiration ( Introl - 4 unit ) and transrectal pneumovibromassage ( PVM - R - 01 ) was compared in 1511 patients with chronic obstructive prostatitis .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None