4278
( 1980 ) : Science 210 , 77 - 72 ) that stimulating the crossed olivocochlear bundle ( COCB ) can change the magnitude of the distortion product ( f2 - f1 ) in the ear - canal sound pressure .
 None
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