Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 28, 2013; 19(24): 3841-3846
Published online Jun 28, 2013. doi: 10.3748/wjg.v19.i24.3841
Figure 3
Figure 3 Kaplan-Meier method were used to calculate the 5-year survival rate and the 5-year disease-free survival rate.