Identification of biomarkers for tumor regression grade in esophageal squamous cell carcinoma patients after neoadjuvant chemoradiotherapy - Chen, Zhifu; Wang, Yan; Chen, Jun; Xu, Zijun; Zhang, Tingjuan; Sun, Lu; Zhu, Lihua; Xu, Liben; Wu, Chaoyang; Qiu, Zhiyuan; Wang, Dianjun; Wu, Ting (Frontiers in Oncology, 2025)