1. Institute of Clinical Medicine Faculty of Medicine University of Oslo Oslo Norway
2. Departments of Research and Development Division of Emergencies and Critical Care Oslo University Hospital Oslo Norway
3. ProCardio Centre for Innovation Department of Cardiology Oslo University Hospital Oslo Norway
4. The Intervention Centre Oslo University Hospital Oslo Norway
5. Karolinska Institute and Cardiovascular Division Faculty of Medicine Karolinska University Hospital Stockholm Sweden
6. Department of Cardiothoracic Surgery Oslo University Hospital Oslo Norway