Case Report: Differentiating hepatic desmoplastic small round cell tumor from hydatidosis in a school-aged boy: the role of contrast-enhanced and interventional ultrasound - Gou, Zehui; Yan, Hualin; Yu, Boyang; Xie, Xiaolong; Xiang, Bo; Liu, Juxian; Luo, Yan (Frontiers in Oncology, 2025)