1. Copenhagen Academy for Medical Education and Simulation Copenhagen Denmark
2. Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
3. Department of Anaesthesia Centre of Head and Orthopaedics Rigshospitalet Copenhagen Denmark
4. Department of Clinical Medicine University of Copenhagen Copenhagen Denmark
5. Department of Anesthesia and Intensive Care, Brain and Nervous Diseases Rigshospitalet Glostrup Denmark
6. Department of Anaesthesia Nordsjællands Hospital Hillerød Denmark
7. Department of Anaesthesia and Intensive Care Bispebjerg and Frederiksberg Hospital Copenhagen Denmark
8. Department of Anaesthesia Herlev and Gentofte Hospital Gentofte Denmark
9. Department of Anaesthesia The Juliane Marie Center Rigshospitalet Copenhagen Denmark