3544
The timolol - related increase in heart size was observed only in patients with normal and borderline heart size .
 Chemical: timolol
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: timolol 
Answer:
 Chemical: timolol