1. Department of Medical Imaging and Circulation Faculty of Medicine Norwegian University of Science and Technology Trondheim Norway
2. Department of Cardiology St. Olav's University Hospital Trondheim Norway
3. Morbid Obesity Centre Division of Medicine Department of Endocrinology Vestfold Hospital Trust Tønsberg Norway
4. Asgardstrand General Practice Horten Norway
5. Department of Medicine Levanger Hospital Nord‐Trøndelag Hospital Trust Levanger Norway