1. Department of Anesthesiology and Intensive Care–Pediatrics, Odense University Hospital, Odense, Denmark2Department of Clinical Research–Anesthesiology, University of Southern Denmark, Odense
2. Department of Anesthesia, Royal Aberdeen Children’s Hospital, Aberdeen, Scotland
3. Department of Anesthesia, University Children’s Hospital, Zurich, Switzerland5Faculty of Medicine, University of Zurich, Zurich, Switzerland