Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 7, 2013; 19(5): 761-768
Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.761
Figure 2
Figure 2 Funnel plot of the results obtained from studies comparing overall morbidity. RR: Risk ratio.