1. Department of Cardiology Rigshospitalet, Copenhagen University Hospital Copenhagen Denmark
2. Department of Cardiology Herlev and Gentofte University Hospital Herlev Denmark
3. Department of Biostatistics University of Copenhagen Copenhagen Denmark
4. The Danish Heart Foundation Copenhagen Denmark
5. Department of Cardiology Herlev and Gentofte University Hospital Gentofte Denmark
6. BHF Cardiovascular Research Centre University of Glasgow Glasgow UK
7. Department of Clinical Medicine University of Copenhagen Copenhagen Denmark
8. Department of Cardiology Nordsjællands Hospital Hillerød Denmark