Varela, J. R., Petracchi, E., Quesada, M. B., Muthular, M., Coiz, L., Posada, H., Canullan, C. and Yazyi, F. (2023) “Gallstone ileus: analysis of 21 cases”, Revista Argentina de Cirugía, 115(3), pp. 233–242. Available at: https://revista.aac.org.ar/index.php/RevArgentCirug/article/view/612 (Accessed: 21 October 2025).