1. Department of Cardiology Nancy University Hospital; Rue du Morvan 54511 Vandoeuvre-les-Nancy France
2. INSERM, Centre d'Investigations Cliniques Plurithématique 1433; Université de Lorraine; CHRU de Nancy and F-CRIN INI-CRCT Nancy France
3. Department of Physiology and Cardiothoracic Surgery, Cardiovascular Research and Development Unit, Faculty of Medicine; University of Porto; Porto Portugal
4. Epidemiology Department; CHU de Besançon France