1. Division of Cardiology, Department of Medicine, Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
2. Department of Radiology, Faculty of Medicine, Ramathibodi Hospital Mahidol University Bangkok Thailand
3. Department of Clinical Epidemiology and Biostatistics, Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
4. Faculty of Heath Science Technology Chulabhorn Royal Academy Bangkok Thailand