Affiliation: | 1. Department of Radiology, The Children’s Hospital of Philadelphia, 34th Street & Civic Center Boulevard, Philadelphia, PA, 19104, USA 2. Division of Urology, Department of Surgery, The Children’s Hospital of Philadelphia, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA 3. Department of Radiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
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