1. Interventional Cardiology Service, Cardiovascular CenterUniversity of Montreal Hospital Center (CHUM) Montreal Quebec Canada
2. Carrefour d'innovation et d'évaluation en santé (CIÉS)Research Center of the University of Montreal Hospital Center (CRCHUM) Montreal Quebec Canada
3. Edwards Lifesciences Irvine California
4. Division of Cardiology, Department of MedicineColumbia University Medical Center New York New York