1. Department of Urology, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.
2. Department of Pediatrics, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.
3. Department of Nuclear Medicine, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.
4. Department of Radiology, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.
5. Department of Clinical Pathology, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.