1. University of Birmingham Institute of Cardiovascular Sciences, City Hospital, UK
2. Cliniques du Sud-Luxembourg, Belgium
3. Clinique St Jean, Belgium
4. Cliniques Universitaires St Luc, Belgium
5. Jessa Ziekenhuis, Belgium
6. CHU Charleroi, Belgium
7. Algemeen Ziekenhuis, St Jan, Belgium
8. Aalborg Thrombosis Research Unit, Department of Clinical Medicine, Aalborg University, Denmark