Nomograms to predict tumor regression grade (TRG) and ypTNM staging in patients with locally advanced esophageal cancer receiving neoadjuvant therapy - Jianhao Qiu; Zhan Zhang; Junjie Liu; Yue Zhao; Yongmeng Li; Zhanpeng Tang; Lin Li; Yu Tian; Hui Tian (World Journal of Surgical Oncology, 2024)