Shin D G1, Yun C J1, Park C S1, Bang S I1, Lee J T2, Lee K M3, Park B K4, Lee J Z1
1. Dept. of Urology, College of Medicine, Pusan National University, 2. Dept. of Urology, Busan St. Mary's Hospital, 3. Dept. of Urology, Pusan Medical Center, 4. Dept. of Urology, Wallace Memorial Baptist Hospital