Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastrointest Oncol. Jan 15, 2019; 11(1): 17-27
Published online Jan 15, 2019. doi: 10.4251/wjgo.v11.i1.17
Figure 4
Figure 4 Prevalence of the site of initial recurrences. A: According to preoperative levels. B: According to postoperative levels. *Statistically significant (P < 0.05). CEA: Carcinoembryonic antigen; CA19-9: Carbohydrate antigen 19-9.