1. Division of Cardiovascular Brigham and Women's Hospital Boston MA USA
2. Hospital de Clínicas de Porto Alegre and UFRGS Medical School Porto Alegre Brazil
3. Baylor Heart and Vascular Institute Baylor University Medical Center Dallas TX USA
4. Medical University of South Carolina and Ralph H. Johnson Veterans Administration Medical Center Charleston SC USA
5. Institut de Cardiologie de Montréal Université de Montréal Montreal Canada
6. Department of Molecular and Clinical Medicine University of Gothenburg, Sweden London UK
7. Novartis East Hanover NJ USA
8. BHF Cardiovascular Research Centre University of Glasgow Glasgow UK