Implementation of esophageal endoscopic submucosal dissection in Spain: Results from the nationwide registry Enrique Rodríguez de Santiago; Alberto Herreros-de-Tejada; Eduardo Albéniz; Felipe Ramos Zabala; Gloria Fernández-Esparrach; Oscar Nogales; Pedro Rosón; Beatriz Peñas García; Hugo Uchima; Álvaro Terán; Joaquín Rodríguez Sánchez; Diego de Frutos; Sofía Parejo Carbonell; José Santiago; José Díaz Tasende; Charly Guarner Argente; Pedro de María Pallarés; Ana Amorós; Daniel Barranco; Daniel Álvarez de Castro; Raquel Muñoz González; José Carlos Marín-Gabriel;

White Opaque Substance (WOS) in gastrointestinal lesions Hugo Uchima; Kenshi Yao;

360° video recording inside a GI endoscopy room: Technical feasibility and its potential use for the acquisition of gastrointestinal endoscopy skills. Pilot experience Antonio Rodríguez-D¿Jesús; Hugo Uchima;