1. Department of Anaesthesia and Intensive Care Copenhagen University Hospital – Bispebjerg and Frederiksberg Copenhagen Denmark
2. Centre for Anaesthesiological Research, Department of Anaesthesiology Zealand University Hospital Roskilde Denmark
3. Copenhagen Trial Unit, Centre for Clinical Intervention Research, The Capital Region Copenhagen University Hospital – Rigshospitalet Copenhagen Denmark
4. Department of Neuroanaesthesiology, Neuroscience Centre Copenhagen University Hospital – Rigshospitalet Copenhagen Denmark
5. Department of Orthopedic surgery Bispebjerg and Frederiksberg Hospital Copenhagen Denmark
6. Department of Clinical Pharmacology Copenhagen University Hospital – Bispebjerg and Frederiksberg Copenhagen Denmark
7. Pontifical Catholic University of Campinas Sao Paulo Brazil
8. Department of Anaesthesia and Intensive Care Aarhus University Hospital Aarhus Denmark
9. Department of Clinical Medicine University of Copenhagen Copenhagen Denmark
10. Department of Regional Health Research, The Faculty of Health Sciences University of Southern Denmark Odense Denmark