1. Department of Anesthesiology, Intensive Care and Pain Medicine, Münster University Hospital, Albert-Schweitzer-Campus 1, Building A1, 48149 Münster, Germany
2. Department of Anesthesiology and Intensive Care Medicine, Faculty of Medicine, Karadeniz Technical University, 61000 Trabzon, Turkey
3. Department of Intensive Care Adults, Erasmus University Medical Center, 3000 CA Rotterdam, The Netherlands
4. Fresenius Kabi Aktiengesellschaft, Bad Homburg vor der Höhe, Germany