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Retrospective Cohort Study
©The Author(s) 2025.
World J Gastrointest Surg. Aug 27, 2025; 17(8): 106898
Published online Aug 27, 2025. doi: 10.4240/wjgs.v17.i8.106898
Figure 1
Figure 1 The process for the retrospective study. EC: Esophageal cancer; OS: Overall survival.


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