Retrospective Cohort Study
Copyright ©The Author(s) 2019.
World J Gastrointest Surg. May 27, 2019; 11(5): 247-260
Published online May 27, 2019. doi: 10.4240/wjgs.v11.i5.247
Figure 2
Figure 2 Kaplan-Meier overall survival curves of the 2 cohorts. SGH: Singapore General Hospital; KNUCH: Kyungpook National University Chilgok Hospital.