Treatment outcomes of elective neck dissection in intrathoracic esophageal carcinoma. - Lee, Dong Hoon; Lee, Dae-Neung; Jang, Hye-Bin; Lee, Joon Kyoo; Lim, Sang Chul; Yun, Ju Sik; Na, Kook Joo (Oncology Letters, 2024)