1. Cardiology Division, Department of Medicine, Li Ka Shing Faculty of MedicineThe University of Hong Kong Hong Kong China
2. Department of Echocardiography and Noninvasive Cardiology LaboratorySichuan Academy of Medial Science and Sichuan Provincial People's Hospital Chengdu Sichuan China
3. Division of Cardiology, Taipei Veterans General HospitalNational Yang‐Ming University Taipei Taiwan
4. Department of Pharmacology and PharmacyThe University of Hong Kong Hong Kong, China
5. University of Birmingham Centre for Cardiovascular SciencesCity Hospital Birmingham United Kingdom