1. Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan.
2. Department of Medical Imaging, Cardinal Tien Hospital, School of Medicine Fu-Jen Catholic University, New Taipei City, Taiwan.
3. Department of Urology, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan.
4. Department of Urology, National Taiwan University Hospital Yunlin Branch, DouliuCity, Yunlin County, Taiwan.