Case Control Study
Copyright ©The Author(s) 2018.
World J Clin Cases. Nov 26, 2018; 6(14): 753-758
Published online Nov 26, 2018. doi: 10.12998/wjcc.v6.i14.753
Figure 2
Figure 2 Endoscopic appearances of the patients in Groups A and B (A), Groups C and D (B) according to the Prague C and M criteria.