Role of cholangioscopy and therapeutic options in complex anastomotic strictures after liver transplantation - Funari, Mateus Pereira; Hirsch, Bruno Salomão; Franzini, Tomazo Prince; de Moura, Diogo Turiani Hourneaux; Miranda Neto, Antonio Afonso; McCarty, Thomas R.; de Moura, Eduardo Guimarães Hourneaux (Endoscopy, 2021)