1. Department of Radiology, Centre Hospitalier Chrétien, Liège, Belgium.
2. Department of Radiology, Jessa Ziekenhuis, Hasselt, Belgium.
3. Faculty of Medicine and Life Sciences, Hasselt University, Hasselt, Belgium.
4. Department of Radiology, University Hospital, Rouen, France.
5. Department of Cardiology, Imelda Hospital, Bonheiden, Belgium.
6. I-BioStat, Centre for Statistics, Hasselt University, Hasselt, Belgium.
7. Department of Radiology, OLV Ziekenhuis, Aalst, Belgium.
8. Heart Center Hasselt, Jessa Ziekenhuis, Hasselt, Belgium.
9. Department of Cardiology, Heart Valve Clinic, GIGA Cardiovascular Sciences, University of Liège Hospital, CHU Sart Tilman, Liège, Belgium.
10. Gruppo Villa Maria Care and Research, Anthea Hospital, Bari, Italy.
11. Department of Radiology, Leiden University Medical Center, Leiden, The Netherlands.
12. Department of Cardiovascular Imaging, Centre Hospitalier de Luxembourg, 4 Rue Ernest Barblé, L-1210, Luxembourg.