Meta-Analysis
Copyright ©The Author(s) 2016.
World J Gastroenterol. May 21, 2016; 22(19): 4766-4775
Published online May 21, 2016. doi: 10.3748/wjg.v22.i19.4766
Figure 3
Figure 3 Publication bias. A: Funnel plot of studies comparing hybrid with sequential therapy; B: Funnel plot of studies comparing hybrid with concomitant therapy.