Blanco, Sigrid, Silvia Gottlieb, Romina Grinspon, and Rodolfo Rey. “Cryptorchidism: From Embryology to Treatment”. Médicas UIS 28, no. 3 (December 3, 2015): 371–380. Accessed July 22, 2024. https://revistas.uis.edu.co/index.php/revistamedicasuis/article/view/5216.