Noureldin, Y.A., Elkoushy, M.A. and Andonian, S. 2015. Assessment of percutaneous renal access skills during Urology Objective Structured Clinical Examinations (OSCE). Canadian Urological Association Journal. 9, 3-4 (Mar. 2015), e104–8. DOI:https://doi.org/10.5489/cuaj.2482.