4318
Every patient was screened for testosterone and 451 were screened for prolactin on the basis of low sexual desire , gynecomastia or testosterone less than 4 ng . / ml .
 Chemical: testosterone; Disease: low sexual desire; Disease: gynecomastia; Chemical: testosterone
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: testosterone, low sexual desire, gynecomastia, testosterone 
Answer:
 Chemical: testosterone; Disease: low sexual desire; Disease: gynecomastia; Chemical: testosterone