Ur Rehman MF, Adnan M, Hassan A 3rd, Humayun Akhtar F, Javed N, Ali F.
Urology, Bakhtawar Amin Medical and Dental College, Multan, PAK.
Urology, University of Lahore Teaching Hospital, Lahore, PAK.
Urology, Children Hospital and Institute of Child Health, Lahore, PAK.
Paediatric Urology, Children Hospital and Institute of Child Health, Lahore, PAK.
Internal Medicine, District Headquarter Hospital, Khanewal, PAK.

Hughes SF, Jones N, Thomas-Wright SJ, Banwell J, Moyes AJ, Shergill I.

North Wales Clinical Research Centre, Betsi Cadwaladr University Health Board (BCUHB) Wrexham Maelor Hospital, Wrexham, Wales, UK.
North Wales & North West Urological Research Centre, Betsi Cadwaladr University Health Board (BCUHB) Wrexham Maelor Hospital, Wrexham, Wales, UK.
Department of Biological Sciences, University of Chester, Chester, UK.
Department of Haematology, Countess of Chester Hospital, Chester, UK.
North Wales & North West Urological Research Centre, Betsi Cadwaladr University Health Board (BCUHB) Wrexham Maelor Hospital, Wrexham, Wales, UK.
Department of Blood Sciences, BCUHB Wrexham Maelor Hospital, Wrexham, Wales, UK.
School of Medical Sciences, Bangor University, Bangor, Wales, UK.
North Wales Clinical Research Centre, Betsi Cadwaladr University Health Board (BCUHB) Wrexham Maelor Hospital, Wrexham, Wales, UK.
The Alan de Bolla Department of Urology, BCUHB Wrexham Maelor Hospital, Wrexham, Wales, UK.

Porst H.
European Institute for Sexual Health (EISH), Hamburg, Germany.

Wang X, Zhang B, Zhu Y, Ge H.
Department of Vascular Surgery, The Third Affiliated Hospital of Soochow University, Changzhou, China.

Al Darrab R, Addar AM, Al Shohaib I, Ghazwani Y.
Division of Urology, King Abdullah International Medical Research Center, College of Medicine, King Abdulaziz Medical City, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
Division of Urology, King Abdulaziz Medical City, Riyadh, Saudi Arabia.