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Endoscopy 2005; 37(1): 58-65
DOI: 10.1055/s-2004-826077
Original Article
© Georg Thieme Verlag KG Stuttgart · New York

Precut Papillotomy Versus Persistence in Difficult Biliary Cannulation: A Prospective Randomized Trial

S.-J.  Tang1 , G.  B.  Haber1 , P.  Kortan1 , S.  Zanati1 , M.  Cirocco1 , M.  Ennis1 , A.  Elfant1 , D.  Scheider1 , H.  Ter1 , J.  Dorais1
  • 1 The Center for Advanced Therapeutic Endoscopy and Endoscopic Oncology, St. Michael’s Hospital, University of Toronto, Toronto, Ontario, Canada