| Affiliation: | 2. King Abdul-Aziz University, Jeddah, Saudi Arabia;1. Cardiac Ultrasound Laboratory and Division of Cardiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts;2. Department of Internal Medicine and Faculty of Medicine, College of Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan;3. Echocardiography Laboratory and Cardiology Division, Department of Medicine, Sir Mortimer B. Davis-Jewish General Hospital and McGill University, Montreal, Quebec, Canada;4. Institute for Technology Assessment, Massachusetts General Hospital, and Harvard Medical School, Boston, Massachusetts;5. Cardiac Ultrasound Laboratory, University of Pennsylvania, Philadelphia, Pennsylvania;1. Department of Surgery, Sinai Center for Geriatric Surgery, Sinai Hospital, Northwest Hospital, 2401 West Belvedere Avenue, Baltimore, MD 21215, USA;2. Department of Surgery, Sinai Center for Geriatric Surgery, Sinai Hospital, 2401 West Belvedere Avenue, Baltimore, MD 21215, USA;1. Division of Colorectal Surgery, New York Presbyterian Hospital, Columbia University Medical Center, Herbert Irving Pavilion, 161 Fort Washington Avenue, Floor: 8, New York, NY 10032, USA;2. Mailman School of Public Health, Columbia University, 722 W 168th Street, New York, NY 10032, USA;1. Department of Thoracic Surgery, Policlinico Umberto I, University of Rome Sapienza, V.le del Policlinico, Rome, Italy;2. Department of Thoracic Surgery, University of Rome Sapienza, Ospedale S.Andrea, Rome, Italy |
