1. Department of Intensive Care Medicine Aarhus University Hospital Aarhus Denmark
2. Research Center for Emergency Medicine, Emergency Department, Aarhus University Hospital and Department of Clinical Medicine Aarhus University Aarhus Denmark
3. Critical Care and Anesthesiology Research Group Stavanger University Hospital Stavanger Norway
4. Department of Clinical Medicine University of Bergen Bergen Norway
5. Department of Cardiothoracic and Vascular Surgery Aarhus University Hospital Aarhus Denmark
6. Department of Intensive Care Stavanger University Hospital Stavanger Norway