1. Cardiovascular Research Group, Institute of Medical Biology, Faculty of Health Sciences, UiT–The Arctic University of Norway, Tromsø, Norway
2. Cardiovascular Research Group, Institute of Clinical Medicine, Faculty of Health Sciences, UiT–The Arctic University of Norway, Tromsø, Norway
3. Department of Cardiothoracic and Vascular Surgery, Heart and Lung Clinic, University Hospital of North Norway, Tromsø, Norway