1. Department of Health, Medicine and Caring Sciences, Unit of Health Care Analysis and National Centre for Priorities in Health, Linköping University, Sandbäcksgatan 7, 58183 Linköping, Sweden
2. The Research and Development Unit, NU Hospital Group, Trollhättan, Sweden
3. Department of Cardiology, NU Hospital Group, Trollhättan, Sweden
4. Duke Clinical Research Institute, Duke University, Durham, NC, USA
5. Department of Medicine, Växjö County Hospital, Växjö, Sweden
6. Department of Clinical Physiology, Karolinska University Hospital, Stockholm, Sweden
7. Department of Biomedical and Clinical Sciences, Faculty of Medicine and Health, Linköping University, Linköping, Sweden
8. Section of Geriatrics, Department of Acute Medicine and Geriatrics, Sahlgrenska University Hospital, Gothenburg, Sweden
9. Department of Medical Sciences, Cardiology, Uppsala University, Uppsala, Sweden
10. Department of Nursing, Heart Centre, Umeå University, Umeå, Sweden
11. Department of Cardiology, Unit of Cardiovascular Sciences, Linköping University, Linköping, Sweden
12. Department of Health, Medicine and Caring Sciences, Unit of Cardiovascular Sciences, Linköping University, Linköping, Sweden
13. Department of Clinical Sciences, Danderyd University Hospital, Karolinska Institutet, Stockholm, Sweden
14. Department of Cardiology, Skåne University Hospital, Lund, Sweden
15. Department of medicine, Kalix Hospital, Kalix, Sweden
16. Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden
17. Department of Cardiology, Karolinska University Hospital, Stockholm, Sweden
18. Department of Cardiology, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
19. Department of Cardiology, County Hospital of Gävle, Region Gävleborg, Sweden
20. Department of Cardiology, Lund University, Lund, Sweden