2494
METHODS AND RESULTS : With an array of 112 unipole , epicardial maps of electrically induced AF in 6 dogs ( acute group ) , self - sustained AF in 6 dogs ( chronic group ) , and sinus rhythm and atrial pacing in 3 dogs ( control group ) were analyzed before and after creating linear radiofrequency ablation lesions in both atria that eliminated the AF .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None