Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. May 21, 2015; 21(19): 5950-5960
Published online May 21, 2015. doi: 10.3748/wjg.v21.i19.5950
Figure 5
Figure 5 Cannulation procedures via the minor papilla. NI-G: Needle-knife introduction of a guidewire; NPI-GS: Needle-knife papillotomy with introduction of a guidewire and pull-sphincterotome; NPI-GSG: Needle-knife papillotomy with introduction of a guidewire, pull-sphincterotome, and guidewire.