1 SH Ho Urology Centre, Department of Surgery, The Chinese University of Hong Kong, Hong Kong, China. Electronic address: peterchiu@surgery.cuhk.edu.hk.
2 SH Ho Urology Centre, Department of Surgery, The Chinese University of Hong Kong, Hong Kong, China.
3 Unit of Urology/Division of Oncology, Gianfranco Soldera Prostate Cancer Laboratory, IRCCS San Raffaele Scientific Institute, Milan, Italy; Vita-Salute San Raffaele University, Milan, Italy.