Patterns of care and prognostic evaluation for stage I–III upper esophageal squamous cell carcinoma: a population-based study - Chen, Dongbo; Zha, Xiaozhu; Ye, Dongmei; Kang, Mei; Zhu, Liyang; Yang, Mingwei; Chen, Yu; Zhu, Kechao; Xia, Wanli; Wang, Zhi; Wang, Yichun (Annals of Translational Medicine, 2022)