1. Research Assistant and Resident.
2. Research Assistant.
3. Ph.D. Student.
4. Professor, Institute of Anesthesiology, University Hospital Zurich-Balgrist, Zurich, Switzerland.
5. Senior Scientist, Institute of Physiology, Zurich Center for Integrative Human Physiology, University of Zurich.
6. Professor, Institute of Anesthesiology, University Hospital Zurich, Zurich, Switzerland, and Institute of Physiology, Zurich Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland.