Sánchez-Reyes, Karina, Marco P. Tovar-Ferrer, Erik D. Álvarez-Sores, Javier Cerrillo-Ávila, Estrella Aguilar-Hernández, Rocio L. Arreola-Rosales, Tania Gamboa-Jiménez, and José L. Martínez Ordaz. “Hepatic Undifferentiated Embryonal Sarcoma As a Cause of Acute Abdomen”. International Journal of Research in Medical Sciences 10, no. 11 (October 28, 2022): 2639–2642. Accessed October 12, 2025. https://www.msjonline.org/index.php/ijrms/article/view/11149.