Cannulation techniques for ERCP: one size does not fit all.
Freeman
Martin L
ML
D001660:Biliary Tract Diseases / Q000175:diagnosis*; D002404:Catheterization / Q000379:methods*; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D003135:Common Bile Duct / Q000601:surgery*; D006801:Humans; D011677:Punctures / Q000379:methods