1. Section of Vascular Investigations; Department of Vascular Surgery; Division of Cardiovascular and Pulmonary Diseases; Oslo University Hospital; Oslo Norway
2. Faculty of Medicine; Institute of Clinical Medicine; University of Oslo; Oslo Norway
3. Otivio AS; Oslo Norway
4. Department of Anesthesiology; Division of Emergencies and Critical Care; Oslo University Hospital; Oslo Norway
5. Department of Vascular Surgery; Division of Cardiovascular and Pulmonary Diseases; Oslo University Hospital; Oslo Norway