Level and Influencing Factors of Exercise Capacity in Atrial Fibrillation Patients after Radiofrequency Ablation 
BAO Zhipeng,SUN Guozhen,SHANG Shuhua,YANG Gang,WANG Lin
Chinese General Practice . 2020, (32): 4080 -4084 .  DOI: 10.12114/j.issn.1007-9572.2020.00.133