Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastrointest Oncol. Dec 15, 2019; 11(12): 1172-1181
Published online Dec 15, 2019. doi: 10.4251/wjgo.v11.i12.1172
Figure 1
Figure 1 Patient selection flow chart. ESCC: Esophageal squamous cell carcinoma; PORT: Postoperative radiotherapy.