1. The Heart Centre Copenhagen University Hospital Rigshospitalet Copenhagen O Denmark
2. Department of Cardiology Diagnostic Centre, University Research Clinic for Innovative Patient Pathways Silkeborg Regional Hospital Silkeborg Denmark
3. Department of Cardiology Herlev and Gentofte University Hospital Hellerup Denmark
4. Faculty of Health and Medical Sciences Copenhagen University Copenhagen O Denmark
5. Centre of Clinical Guidelines, Department of Clinical Medicine Aalborg University Aalborg Denmark
6. Institute of Nursing and Nutrision University College Copenhagen Copenhagen N Denmark