1. Microsurgical Potency Reconstruction and Research Center, Hsu’s Andrology and Puli Christian Hospital, Nanto, Taipei, Taiwan
2. Department of Urology, National Taiwan University Hospital, College of Medicine, Taipei, Taiwan
3. Discipline of General Practice, Sydney School of Medicine, University of Sydney, Australia
4. Buddhist Tzu-Chi General Hospital, Taipei Branch, Buddhist Tzu Chi University, Hualien, Taiwan