1. Departments of General Intensive Care, University Hospital Centre, University of Liege, Domaine Universitaire du Sart-Tilman,
2. Department of Cardiology, University Hospital Centre, University of Liege, Domaine Universitaire du Sart-Tilman
3. Department of Cardiothoracic and Vascular Surgery, University Hospital Centre, University of Liege, Domaine Universitaire du Sart-Tilman, Liege, Belgium
4. Departments of General Intensive Care, University Hospital Centre, University of Liege, Domaine Universitaire du Sart-Tilman