1. Department of Health and Caring Sciences Western Norway University of Applied Sciences Bergen Norway
2. Department of Anaesthesia and Intensive Care Haukeland University Hospital Bergen Norway
3. Section of Cardiothoracic Surgery, Department of Heart Disease Haukeland University Hospital Bergen Norway
4. Department of Clinical Science, Faculty of Medicine University of Bergen Bergen Norway
5. Department of Plastic Hand and Reconstructive Surgery National Burn CentreHaukeland University Hospital Bergen Norway