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Copyright ©The Author(s) 2016.
World J Gastroenterol. Jul 14, 2016; 22(26): 5917-5926
Published online Jul 14, 2016. doi: 10.3748/wjg.v22.i26.5917
Figure 5
Figure 5 Schematic view of double-scope method (from Fujii et al[25]).