Needle Knife Precut Papillotomy and Fistulotomy for Difficult Biliary Cannulation during Endoscopic Retrograde Cholangiopancreatography
2021 ◽
2021 ◽
Vol 116
(1)
◽
pp. S497-S497
2012 ◽
Vol 27
(3)
◽
pp. 516-520
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