Castillo Arrieta, Yhonny, Frank Figueroa, Rosargelis Parra, José Romero, Diego Castillo, and Luis Traviezo Valles. “Female Predominance and over Forty Years of Age, in Patients With Gallstones Diagnosed and Treated With ERCP in Venezuela”. Salud, Arte y Cuidado 17, no. 1 (January 15, 2024): 5–12. Accessed October 5, 2026. https://mail.revistas.uclave.org/index.php/sac/article/view/4802.