DOI: 10.1055/s-00000012

Endoscopy

References

Hattunen J, Keränen I, Udd M. et al.
Pancreatic sphincterotomy versus needle knife precut in difficult biliary cannulation.

Surg Endosc 2009;
23: 745-749

Hattunen J, Keränen I, Udd M. et al.
Pancreatic sphincterotomy versus needle knife precut in difficult biliary cannulation.

Surg Endosc 2009;
23: 745-749

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