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Guzmán-Calderón, Edson ; Vera, Augusto ; Díaz, Ramiro ; Alva, Edgar ; Arcana, Ronald | Sociedad de Gastroenterología del Perú (SGP) | 2017-10-18T14:20:07ZObjective: To determine the efficacy and safety of double guidewire technique in patients with difficult biliary cannulation during ERCP. Materials and methods: We conducted a retrospective cohort study of all ERCPs performed between January 201[...]
