Identification and validation of HOXC6 as a diagnostic biomarker for Ewing sarcoma: insights from machine learning algorithms and in vitro experiments - Pang, Yonghua; Liang, Jiahui; Deng, Yakai; Chen, Weinan; Shen, Yunyan; Li, Jing; Wang, Xin; Ren, Zhiyao (Frontiers in Immunology, 2025)