Foreign Body in the Biliary Tree: A New Complication Associated With ERCP - Florez-Diez, P; Rodriguez-Ferreiro, N; Beltran, V; Lopez-Mourelle, A; Lamas, S; Arguelles-Estrada, P; del Caño-Cerdan, C; Nieto-Jara, A; Suarez-Noya, A; Gejo, A; Celada-Sendino, M; Carballo-Folgoso, L; Fraile, M; Barreiro-Alonso, E; Garcia-Bernardo, O; Garcia-Menendez, A (Endoscopy, 2021)