1. Division of Cardiovascular Surgery, Lausanne University Hospital, University of Lausanne, 1011 Lausanne, Switzerland
2. Division of Cardiology, Lausanne University Hospital, University of Lausanne, 1011 Lausanne, Switzerland
3. Department of Anaesthesiology, Lausanne University Hospital, University of Lausanne, 1011 Lausanne, Switzerland
4. Adult Intensive Care Unit, Lausanne University Hospital, University of Lausanne, 1011 Lausanne, Switzerland