1. Department of Cardio-Thoracic Surgery, Erasmus University Medical Center, s’-Gravendijkwal, CE Rotterdam, The Netherlands
2. Department of Interventional Cardiology, Erasmus University Medical Center, s'-Gravendijkwal, CE Rotterdam, The Netherlands
3. Galway University Hospital, Newcastle Rd, Galway, Ireland
4. Division of Cardiovascular Diseases, Mayo Clinic, 1216 2nd St SW Rochester, MN, USA