Use of double-layered covered esophageal stents in post-surgical esophageal leaks and esophageal perforation: Our experience Patricia Sanz Segura; Jesús Gotor Delso; Paula García Cámara; Eva Sierra Moros; José Val Pérez; María Teresa Soria Santeodoro; Rafael Uribarrena Amezaga;

Endoscopy activity in a covid-19 high-risk area (Barcelona): Moving forward (or backwards) according to the necessary resources available Hugo Uchima; Marco Antonio Alvarez-Gonzalez; Juan Colan-Hernandez; Liseth Rivero-Sánchez; David Barquero; Joan B. Gornals; Carme Loras;

Endocytoscopy of muscularis propria in rapidly evolving achalasia and recurrence of post-Heller achalasia Hugo Uchima; Raquel Muñoz-González; Íngrid Marín; Noemí Caballero; Claudia Cepero; Ignacio Iborra; Juan Colán-Hernández; Edgar Castillo; Vicente Moreno;