Management of colorectal cancer screening backlog due to the COVID-19 pandemic: A retrospective analysis of the use of a colorectal cancer screening clinical-decision support tool in Argentina Lisandro Pereyra; Leandro Steinberg; Juan Lasa; Agustina Marconi; Audrey H. Calderwood; María Pellisé;

Spanish Working Group in Crohn's Disease and Ulcerative Colitis (GETECCU) position paper for the management of non-perianal fistulizing Crohn¿s disease Iago Rodríguez-Lago; Diego Casas-Deza; Jordi Rimola; Margalida Calafat; Rocío Ferreiro-Iglesias; Gianluca Pellino; Nicolás Avellaneda; Marisa Iborra; Manuel Barreiro-de Acosta; Ana Gutiérrez Casbas; Luis Menchén; Ingrid Ordás; Francisco Rodríguez-Moranta; Yamile Zabana;

Peroral endoscopic myotomy (POEM) as a treatment for pediatric achalasia: Multicenter study and first results Carlos Leganés Villanueva; Eduardo Albéniz Arbizu; Ilaria Goruppi; Nuria Brun Lozano; Federica Bianchi; Alberto Pérez Martínez; Sheyla Montori Pina; Ada Yessenia Molina Caballero; Marianette Murzi; Federico Betroletti; Fermin Estremera; Susana Boronat Guerrero; Carlos Guarner Argente;