1. Department of Cardiology, Division of Medicine Akershus University Hospital Lørenskog Norway
2. K.G. Jebsen Center for Cardiac Biomarkers, Institute of Clinical Medicine University of Oslo Oslo Norway
3. Institute of Clinical Medicine University of Oslo Oslo Norway
4. Department of Medical Research, Bærum Hospital Vestre Viken Hospital Trust Gjettum Norway
5. Norwegian Institute of Public Health Oslo Norway
6. Division of Research and Innovation Akershus University Hospital Lørenskog Norway