1. Division of Cardio-Thoracic Surgery, Department of Surgery, University of Minnesota, Minneapolis, USA
2. Christiaan Barnard Department of Cardiothoracic Surgery, Groote Schuur Hospital, University of Cape Town, Cape Town, South Africa
3. Department of Cardiovascular Surgery, University Hospital Freiburg, Medical Faculty of the Albert-Ludwigs-University, Freiburg, Germany
4. Department of Cardiovascular Surgery, Icahn School of Medicine, Mount Sinai (ISMMS) Medical Center, New York, NY, USA
5. Division of Cardiovascular Surgery, Penn Medicine and Heart and Vascular Center, University of Pennsylvania, Philadelphia, PA, USA
6. Department of Cardiovascular Surgery, Mayo Clinic, Rochester, MN, USA
7. Department of Cardiovascular Surgery, University of Barcelona, Barcelona, Spain
8. Department of Cardiovascular and Thoracic Surgery, All India Institute for Medical Sciences, Delhi, India
9. Department of Cardiothoracic Surgery, Central Chest Institute of Thailand and, Bangkok Heart Center, Bangkok, Thailand
10. Cape Heart Institute and Division of Cardiology, University of Cape Town, Cape Town, South Africa
11. World Heart Federation (WHF), Geneva, Switzerland
12. Department of General Surgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
13. Center for Biomedical Research and Translational Medicine, University of Vienna, Vienna, Austria
14. Department of Cardiothoracic Surgery, University Clinic St. Pölten, Austria
15. Division of Cardiothoracic Surgery, Indiana University School of Medicine, Indianapolis, IN, USA
16. Department of Cardiac-, Thoracic- and Vascular Surgery, National Univ. Hospital of Singapore, Singapore
17. South African Medical Research Council, Cape Town, South Africa
18. Brigham and Women’s Hosp. and Mass General Hospital, Harvard University, Boston, MA, USA