Erratum to: Defining competency in flexible cystoscopy: a novel approach using cumulative Sum analysis.
Department of Urology, The Newcastle upon Tyne Hospitals NHS Foundation Trust, Freeman Hospital, Newcastle-Upon-Tyne, NE7 7DN, UK. Kenneth.r.mackenzie@gmail.com.
Kenneth R
KR
MacKenzie
Department of Urology, The Newcastle upon Tyne Hospitals NHS Foundation Trust, Freeman Hospital, Newcastle-Upon-Tyne, NE7 7DN, UK.
Jonathan
J
Aning