1. Division of Cardiology, Department of Medicine, Mount Sinai Hospital, New York, NY, USA
2. Department of Medicine, Bronx-Lebanon Hospital Center, Bronx, NY, USA
3. School of Medicine, University of Crete, Heraklion, Greece
4. Cardiology Clinic, Cardiology Unlimited, PC, New York, NY, USA
5. Division of Cardiology, Department of Medicine, Montefiore Medical Center, Bronx, NY, USA