1. St Joseph and St Luc Hospital Dept of Cardiology and Vascular Pathology, Lyon, France
2. Cardiology Unit, Department of Medicine K2, Karolinska Institutet, Stockholm, Sweden
3. Dept of Cardiology, Dupuytren University Hospital, Limoges, France
4. Inserm U 1094, Limoges University, Limoges, France