1. Department of Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 119228, Singapore
2. School of Engineering, Biomedical Engineering, Temasek Polytechnic, Singapore 529757, Singapore
3. Biostatistics Unit, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore
4. Department of Urology, Singapore General Hospital, Singapore 169608, Singapore
5. Division of Surgery & Surgical Oncology, National Cancer Center Singapore, Singapore 168583, Singapore
6. Department of Urology, National University Hospital, National University Health System, Singapore 119074, Singapore