1. Cardiology Division Hospital Universitario Marques de Valdecilla, IDIVAL Santander Spain
2. Institute for Medical Engineering and Science Massachusetts Institute of Technology Cambridge MA USA
3. Cardiovascular Division Brigham and Women's Hospital Harvard Medical School Boston MA USA
4. Cardiology Division Department of Medicine Massachusetts General Hospital Harvard Medical School Boston MA USA
5. Department of Cardiology Medical School University of Cantabria Santander Spain
6. Cardiology Division Assuta Ashdod University Hospital Ben Gurion University Ashdod Israel