1. Department of Cardiology, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium
2. Department of Cardiology, GIGA Cardiovascular Sciences, Heart Valve Clinic, University Hospital Sart Tilman, University of Liège Hospital, Liège, Belgium
3. Department of Cardiac Surgery, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium.