1. Faculty of Medicine Universitas Pelita Harapan Tangerang Indonesia
2. Faculty of Medicine Universitas Sriwijaya, Department of Cardiology and Vascular Medicine Mohammad Hoesin General Hospital Palembang Indonesia
3. Department of Cardiology and Vascular Medicine Siloam Hospitals Lippo Village Tangerang Indonesia
4. Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Indonesia National Cardiovascular Center Harapan Kita Jakarta Indonesia