1. Department of Nuclear Medicine; Montpellier University Hospital; 371, Avenue du Doyen Gaston Giraud, 34295 Montpellier Cedex 5 France
2. Department of Cardiology B; Montpellier University Hospital; 371, Avenue du Doyen Gaston Giraud, 34295 Montpellier Cedex 5 France
3. Department of Statistics and Epidemiology; Montpellier University Hospital; 371, Avenue du Doyen Gaston Giraud, 34295 Montpellier Cedex 5 France