Affiliations

• ¹ Department of Anesthesiology and Pain Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland. Electronic address: mark.filipovic@insel.ch.
• ² Institute of Anaesthesiology, University Hospital Zurich, University of Zurich, Zurich, Switzerland.
• ³ Institute of Anaesthesiology and Critical Care Medicine, Medical Faculty, Klinik Hirslanden Zurich, University of Zurich, Zurich, Switzerland.
• ⁴ Department of Anesthesiology, Dokkyo Medical University, Koshigaya Hospital, 2-1-50 Minami-Koshigaya, Koshigaya, Saitama 343-8555, Japan.
• ⁵ Department of Anesthesiology and Pain Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland; Department of Anesthesiology, Rescue and Pain Medicine, Cantonal Hospital of St. Gallen, St. Gallen, Switzerland.