1. Department of Surgery; Chi-Mei Medical Center Liouying; Tainan Taiwan
2. Department of Urology; Chi-Mei Medical Center Liouying; Tainan Taiwan
3. Department of Pharmacology, Institute of Basic Medical Sciences; College of Medicine, National Cheng Kung University; Tainan Taiwan
4. Department of Medical Research; Chi-Mei Medical Center; Tainan Taiwan,
5. Department of Urology; College of Medicine and Hospital, National Cheng Kung University; Tainan Taiwan