Affiliation: | 1. Department of Cardiology, Institute of Cardiovascular Diseases, the First Affiliated Hospital of Guangxi Medical University, Nanning 530021, Guangxi, China;2. Alibaba Business College, Hangzhou Normal University, Hangzhou 310036, Zhejiang, China;3. Department of Anesthesia, West China Hospital, Sichuan University, Chengdu 610041, Sichuan, China |