Juliana C. Erazo-Lopez, UROGIV Research Group, School of Medicine, Universidad del Valle, Cali, Colombia
Hugo E. López, Department of Urology, Division of Endourology, Hospital Universitario San Ignacio, Pontifical Xavierian University. Bogotá D.C, Colombia
Herney A. García-Perdomo, UROGIV Research Group; Department of Surgery, Division of Urology/Urooncology; School of Medicine, Universidad Del Valle, Cali, Colombia