1. Department of Circulation and Medical Imaging Norwegian University of Science and Technology Trondheim Norway
2. Clinic of Cardiology St. Olavs University Hospital Trondheim Norway
3. Unit of Applied Clinical Research Department of Public Health and Nursing Faculty of Medicine and Health Sciences Norwegian University of Science and Technology Trondheim Norway
4. Department of Medicine Levanger HospitalNord‐Trøndelag Hospital Trust Levanger Norway