Rastogi, Nupur, R. K. Tanwar, and B. Saxena. “Extrahepatic Undifferentiated Embryonal Sarcoma, Cytology As an Accurate Method for Early Diagnosis: An Extremely Rare Case Report in an Indian Child”. International Journal of Research in Medical Sciences 7, no. 8 (July 25, 2019): 3175–3179. Accessed October 14, 2025. https://www.msjonline.org/index.php/ijrms/article/view/6709.