1. Department of Epidemiology, Biostatistics and Medical Information, University Hospital, Montpellier, France
2. Department of Vascular Medicine, University Hospital, Toulouse, France
3. INSERM, U1061, Montpellier, France
4. University Montpellier I, Montpellier, France
5. University Paris VI CHU Pitié-Salpêtrière, Paris, France
6. APHP, Institute of Cardiology, Pitié-Salpêtrière Hospital, Paris, France