Sarkar D, Wakle DU, Pal DK.
Department of Urology, Institute of Postgraduate Medical Education and Research, Kolkata, India.

Singh APH, Talukdar R, Ramchandani M, Reddy DN.
Department of Medical Gastroenterology, Asian Institute of Gastroenterology (AIG Hospitals), Hyderabad 500032, India.
Department of Medical Gastroenterology, Asian Institute of Gastroenterology (AIG Hospitals), Hyderabad 500032, India.

Li H, Hu XF, Deng L, Zhang L, Li H.
Urology Department, Clinical Laboratory, Chengdu Fifth People's Hospital, Sichuan, China.

Farag M, Jack GS, Papa N, Wong LM, Bolton DM, Lenaghan D.
Department of Urology Austin Health, University of Melbourne Heidelberg VIC Australia.
Department of Surgery St Vincent's Hospital Melbourne Fitzroy Australia.

Hamilton-Baillie A, Lewis F, Menzies-Wilson R, Bryant RJ, Turney BW.
Oxford University Hospitals, Oxford, UK.