Department of Internal Medicine and Cardiology, Theodor Burghele Clinical Hospital Carol Davila University of Medicine and Pharmacy, Bucharest, Romania;
Department of Medicine and Therapeutics, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong, China;
Li Ka Shing Institute of Health Sci- ences, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong, China;
Tianjin Key Laboratory of Ionic-Molecular Function of Cardiovascular disease, Department of Cardiology, Tianjin Institute of Cardiology, Second Hospital of Tianjin Medical University, Tianjin, China;