Affiliation: | 1. Department of Medicine, Division of Cardiology, North Shore University Hospital Manhasset, New York, USA;2. the Department of Radiology, Division of Diagnostic Ultrasound, North Shore University Hospital Manhasset, New York, USA;3. the Department of Medicine, Cornell University Medical College New York, New York, USA.;4. the Department of Radiology, Cornell University Medical College New York, New York, USA. |