1. Cardioangiologisches Centrum Bethanien Frankfurt Germany
2. Saiseikai Kumamoto Hospital Kumamoto Japan
3. Institituo Cardiovascular Buenos Aires (ICBA) Buenos Aires Argentina
4. Division of Cardiology Department of Internal Medicine Heart Vascular and Stroke InstituteSamsung Medical CenterSungkyunkwan University School of Medicine Seoul Republic of Korea
5. Medtronic, Inc Minneapolis MN USA
6. Institut Jantung Negara ‐ National Heart Institute Kuala Lumpur Malaysia
7. Chest Disease Hospital Kuwait
8. Gottsegen György Országos Kardiológiai Intézet Budapest Hungary