Retrospective Study
Copyright ©The Author(s) 2020.
World J Gastrointest Oncol. Jan 15, 2020; 12(1): 83-91
Published online Jan 15, 2020. doi: 10.4251/wjgo.v12.i1.83
Figure 1
Figure 1 The Kaplan-Meier method was applied to estimate survival outcomes. A: Progression-free survival; B: Overall survival.