Affiliation: | 1. Section of Adult Cardiology, Cardiovascular Department, King Faisal Specialist Hospital & Research Center, Jeddah, Kingdom of Saudi Arabia.;2. Division of Cardiology, Baystate Medical Center, Tufts University School of Medicine, Springfield, Massachusetts.;3. Heart and Vascular Institute , Sheikh Khalifa Medical City, Abu Dhabi, United Arab Emirates.;4. Division of Cardiothoracic Surgery and Cardiac Surgery Intensive Care Unit, King Faisal Specialist Hospital and Research Center, Jeddah, Saudi Arabia. |