1. Department of Medicine and Surgery University of Insubria Varese Italy
2. Duke University and Duke Clinical Research Institute Durham North Carolina
3. Boston Clinical Research Institute Newton Massachusetts
4. R.A.H Faculty of Medicine Division of Cardiology University of Calgary Calgary AB Canada
5. Division of Cardiovascular Medicine Brigham and Women's Hospital Harvard Medical School Boston Massachusetts
6. Department of Haematological Medicine Guy's and St Thomas’ Hospitals London UK