1. Anesthesiologist, Department of Anesthesiology and Intensive Care, University Hospital Münster, Münster, Germany.
2. Research Associate, Division of Anesthesiology, University Hospitals of Geneva, and Faculty of Medicine, University of Geneva, Geneva, Switzerland.
3. Consultant Anesthetist, Division of Anesthesiology, University Hospitals of Geneva, Geneva, Switzerland, and Department of Anesthesia and Intensive Care, Tenon University Hospital, Assistance Publique Hôpitaux de Paris, Paris, France.
4. Professor of Anesthesiology, Division of Anesthesiology, University Hospitals of Geneva, and Faculty of Medicine, University of Geneva.