Aldaz Vallejo FA, Encalada Vasconez VS, Mosquera Moscoso J, Martínez JC, Castillo Herrera PJ. Resection of the extravertebral portion of the filum terminale with posterior internal sphincterotomy, a surgical technique for managing chronic constipation and encopresis in children. Salud, Ciencia y Tecnología [Internet]. 2023 Sep. 25 [cited 2025 Jun. 22];3:576. Available from: https://sct.ageditor.ar/index.php/sct/article/view/239