Health-related Quality of Life of Middle-aged Patients with Exercise Intervention after Off-pump Coronary Artery Bypass Grafting 
ZHAO Tiefu,WANG Shengyu,ZHANG Chunxiao,ZHANG Ming,CHEN Hong,MA Hanying
Chinese General Practice . 2021, (14): 1752 -1757 .  DOI: 10.12114/j.issn.1007-9572.2021.00.499