1. Momentum Research, Inc.; Durham NC USA
2. Cardiology, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health; University of Brescia; Brescia Italy
3. Cardiology Service; Bichat Hospital; Paris France
4. Department of Cardiology; University of Hull; Kingston upon Hull UK
5. National Heart and Lung Institute; Royal Brompton and Harefield Hospitals NHS Trust; Imperial College London UK
6. Department of Medicine, Division of Cardiovascular Disease; University of Alabama at Birmingham; Birmingham AL USA
7. Duke Clinical Research Institute; Duke University Medical Center; Durham NC USA
8. Division of Cardiology; Mount Sinai Hospital; Toronto ON Canada
9. Methodist DeBakey Heart and Vascular Center; Methodist Hospital; Houston TX USA
10. Department of Cardiovascular Disease; University Medical Centre Groningen; Groningen the Netherlands
11. Kobrin Associates GmbH; Basel Switzerland
12. AbaNovus Srl; Sanremo Italy
13. Department of Cardiovascular and Medical Sciences; University of Glasgow; Glasgow UK
14. Department of Medicine, Faculty of Cardiology; University of California San Francisco; San Francisco CA USA
15. Department of Medicine; San Francisco Veterans Affairs Medical Center; San Francisco CA USA