1. Department of Urology, Prostate Center of Excellence and Cancer Center, Taipei Medical University Hospital, Taipei 11031, Taiwan
2. Department of Urology, School of Medicine, College of Medicine, Taipei Medical University, Taipei 11031, Taiwan
3. Department of Radiology, Tri-Service General Hospital, National Defense Medical Center, Taipei 11490, Taiwan
4. Department of Radiology, Yonghe Cardinal Tien Hospital, New Taipei City 23445, Taiwan