1. Department of Anesthesiology and Intensive Care Medicine Charité ‐ Universitätsmedizin Berlin corporate member of Freie Universität Berlin and Humboldt‐Universität zu Berlin Charitéplatz 1 10117 Berlin Germany
2. Department of Anesthesia, Critical Care, Emergency and Pain Medicine Ferdinand‐Sauerbruch‐Strasse Universitätsmedizin Greifswald Greifswald Germany