1. Division of Cardiology, Department of Medicine Hospital of the University of Pennsylvania Philadelphia PA USA
2. Division of Cardiology, Department of Medicine Brigham and Women's Hospital Boston MA USA
3. Renal Division Brigham and Women's Hospital, Harvard Medical School Boston MA USA
4. Department of Cardiovascular Medicine University of Minnesota Minneapolis MN USA
5. Department of Cardiology University of Groningen, University Medical Centre Groningen Groningen the Netherlands
6. Rigshospitalet Copenhagen University Hospital Copenhagen Denmark
7. Department of Cardiology University Hospitals Leuven Belgium
8. Robertson Institute of Biostatistics and Clinical Trials Unit University of Glasgow Glasgow UK
9. Department of Internal Medicine and Cardiology German Centre for Cardiovascular Research partner site Berlin Berlin Germany
10. Montreal Institute of Cardiology University of Montreal Montreal QC Canada
11. Medical University of South Carolina and RHJ Department of Veterans Administration Medical Center Charleston SC USA
12. Novartis East Hanover NJ USA
13. British Heart Foundation Cardiovascular Research Centre University of Glasgow Glasgow UK