1. Department of Intensive Care Medicine Inselspital, Bern University Hospital, University of Bern Bern Switzerland
2. Department of Anesthesiology and Operative Intensive Care Medicine (CCM, CVK) Charité—Universitätsmedizin Berlin, Freie Universität Berlin, Humboldt Universität zu Berlin and Berlin Institute of Health Berlin Germany
3. Berlin Institute of Health (BIH) Berlin Germany
4. Department of Anaesthesiology and Pain Medicine Inselspital, University Hospital Bern, University of Bern Bern Switzerland
5. Department of Neurology and Neurosurgery Inselspital, University Hospital Bern, University of Bern Bern Switzerland