Nhật NM, Thắng HM, Đăng NV. Primary outcome after concurrent chemoradiotherapy in upper third esophageal squamous cell carcinoma at Vietnam National Cancer hospital. TCNCYH [Internet]. 2026Aug.4 [cited 2026Nov.8];204(7):435-47. Available from: https://tapchinghiencuuyhoc.vn/index.php/tcncyh/article/view/5434