Automated segmentation of esophageal squamous cell carcinoma in contrast-enhanced free-breathing 3D-GRE: a comparative study of UNet, nnUNet, and UMamba for tumor delineation. - Binbin Han; Funing Chu; Liyi Shi; Chenxin Hu; Shuting Wang; Zhaoqi Wang; Bingmei Bai; Keke Zhao; Mengzhu Wang; Zaiyi Liu; Yanyan Zhao; Jinrong Qu (BMC Medical Imaging, 2025)