Kailavasan M, Berridge C, Yuan Y, Turner A, Donaldson J, Biyani CS.
Department of Urology, Lincoln County Hospital, Lincoln, UK.
Department of Urology, George Eliot Hospital, Nuneaton, UK.
Department of Medicine, McMaster University, Hamilton, ON, Canada.
Department of Paediatric Urology, Leeds Children's Hospital, Leeds, UK.
Department of Urology, Aberdeen Royal Infirmary, Aberdeen, UK.
Department of Urology, St James's University Hospital, Beckett Street, Leeds, LS9 7TF, UK.

Tzou KY, Chen KC, Wu CC, Hu SW, Ho CH.

Young MJ, Pang KH, Elmussarah M, Hughes PF, Browning AJ, Symons SJ.
Pinderfields General Hospital, Wakefield - Mid-Yorkshire Hospitals Trust, Wakefield, UK.

Jour I, Lam A, Turney B.
Urology, Oxford University Hospitals NHS Foundation Trust, Oxford, UK.
PGMC, Epsom and Saint Helier University Hospitals NHS Trust, St Helier Hospital, Carshalton, UK.
Nuffield Department of Surgical Sciences, Department of Urology, University of Oxford, Oxford, UK.

Geusens D, van Malenstein H.
Department of Gastroenterology and Hepatology, University Hospitals Leuven, Belgium.