Meta-Analysis
Copyright ©The Author(s) 2018.
World J Gastrointest Oncol. Jan 15, 2018; 10(1): 48-55
Published online Jan 15, 2018. doi: 10.4251/wjgo.v10.i1.48
Figure 6
Figure 6 Funnel plot of postoperative hospital stay in laparoscopic surgery and open surgery groups. WMD: Weighted mean difference.