18575
Heart function studied at different time points during the course of T3 treatment shows an initial improvement and then a gradual but progressive decline with time , which is prevented by Bzf co - treatment .
 Chemical: Bzf
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Bzf 
Answer:
 Chemical: Bzf