1. Hospital Clinico San Carlos IDISCC Complutense University of Madrid Madrid Spain
2. Division of Cardiology, Department of Internal Medicine, Heart Vascular Stroke Institute, Samsung Medical Center Sungkyunkwan University School of Medicine Seoul Korea
3. Department of Internal Medicine and Cardiovascular Center Seoul National University Hospital Seoul Korea
4. Department of Medicine Inje University Ilsan Paik Hospital Goyang Korea
5. Department of Medicine Keimyung University Dongsan Medical Center Daegu Korea
6. Department of Cardiology, Ulsan University Hospital University of Ulsan College of Medicine Ulsan Korea
7. Division of Cardiovascular Medicine Tsuchiura Kyodo General Hospital Ibaraki Japan
8. Institute on Aging Seoul National University Seoul Korea