| Affiliation: | 1. Department of Medicine, Crozer-Chester Medical Center, 1 Medical Center Boulevard, Upland, PA 19013, USA;2. College of Health and Human Development, Pennsylvania State University, 10 E College Avenue, University Park, PA 16802, USA;3. Department of Radiology, Hospital of the University of Pennsylvania, 3400 Spruce Street, Philadelphia, PA 19104, USA;4. Department of Radiology, Rutgers Robert Wood Johnson Medical School, 1 Robert Wood Johnson Place, MEB #404, New Brunswick, NJ 08901, USA |
