1. Division of Cardiology, Advanced Cardiac Care, Columbia University Irving Medical Center, New York, NY, USA
2. Division of Cardiology, Montefiore Medical Center. Albert Einstein College of Medicine, New York, NY, USA
3. Division of Cardiology, Department of Medical Biotechnologies, University of Sienna, Toscana, Italy
4. Division of Cardiology, Weill Cornell Medicine, New York, NY, USA