1. Clinic of Anesthesiology and Intensive Care Medicine Hannover Medical School Hannover Germany
2. Department of Anesthesia Pediatric Intensive Care and Emergency Medicine Auf der Bult Children's Hospital Hannover Germany
3. Department of Anesthesia Catholic Children's Hospital Wilhelmstift Hamburg Germany
4. Department of Anesthesia Altona Children's Hospital Hamburg Germany
5. Anesthesia practice Lüthke&Korf Hamburg Germany
6. Section Pediatric Anesthesiology Department of Anesthesiology University Hospital Bonn Bonn Germany
7. Department of Anesthesia Asklepios Children's Hospital St. Augustin Germany
8. Department of Anesthesia Intensive Care Medicine Pain Medicine and Palliative Care Medicine Sana Clinic Leipziger Land Borna Germany
9. Department of Anesthesia Wilhelmina Children's Hospital University Medical Center Utrecht The Netherlands
10. Department of Anesthesiology and Pediatric Anesthesiology Clinic St. Hedwig Barmherzige Brüder Hospital Regensburg Regensburg Germany
11. Department of Anesthesiology University Medical Center Hamburg‐Eppendorf Hamburg Germany
12. Department of Anesthesia Intensive Care Medicine Emergency Medicine and Pain Medicine Vivantes Hospital Neukölln Berlin Germany
13. Department of Anesthesia Intensive Care Medicine, Emergency Medicine and Pain Medicine Vivantes Hospital im Friedrichshain Berlin Germany
14. Clinic of Anesthesiology and Intensive Care Medicine Lippe Hospital Detmold Germany
15. Department of Anesthesia Cnopf’sches Children's Hospital Nürnberg Germany
16. Department of Anesthesia and Pediatric Anesthesia Bürgerhospital and Clementinen Children's Hospital Frankfurt Germany
17. Department for Paediatric Cardiology and Intensive Care Hannover Medical School Germany