1. Department of Molecular Medicine and Surgery Karolinska Institutet Stockholm Sweden
2. Department of Cardiothoracic Surgery Karolinska University Hospital Stockholm Sweden
3. Department of Cardiothoracic Surgery Rigshospitalet Copenhagen Denmark
4. Department of Clinical Sciences Lund, Cardiology Lund University Lund Sweden
5. The Section for Heart Failure and Valvular Disease, Division of Heart and Lung Medicine Skåne University Hospital Lund Sweden
6. Section of Cardiothoracic Surgery and Anesthesiology, Division of Perioperative Medicine and Intensive Care Karolinska University Hospital Stockholm Sweden