1. BHF Cardiovascular Research Centre; University of Glasgow; Glasgow UK
2. Department of Cardiology; Gentofte University Hospital; Copenhagen Denmark
3. Department of Cardiology, Rigshospitalet; University of Copenhagen; Copenhagen Denmark
4. Department of Cardiology, Rikshospitalet; University of Oslo; Oslo Norway
5. Hamilton Health Sciences; McMaster University; Hamilton ON Canada
6. Ralph H. Johnson Department of Veterans Affairs Medical Center and Medical University of South Carolina; Charleston SC USA
7. Veterans Affairs Medical Center and University of Minnesota; Minneapolis MN USA
8. Wallenberg Laboratory for Cardiovascular Research; Sahlgrenska Academy, Gothenburg University; Gothenburg Sweden
9. Nordic School of Public Health; Gothenburg Sweden
10. Université Paris 6, Hospital Pitié-Salpétrière and Institute ICAN; Paris France
11. Georgetown University and Washington DC Veterans Affairs Medical Center; Washington DC USA
12. National Heart & Lung Institute Royal Brompton & Harefield Hospitals Imperial College; London UK