6280
Drugs suppressed > or = 75 % of the total premature ventricular contractions in all patients who had both use - dependent QRS prolongation and reverse use - dependent QT prolongation , in 79 % of patients with use - dependent QRS prolongation alone , in 70 % with reverse use - dependent QT prolongation alone , and in 11 % with neither use - dependent QRS prolongation nor reverse use - dependent QT prolongation .
 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