SAFETY AND EFFICACY OF ANTIREFLUX ABLATION THERAPY (ARAT) AT THE ESOPHAGOGASTRIC JUNCTION (EGJ) IN PATIENTS WITH GASTROESOPHAGEAL REFLUX DISEASE (GERD) WITHOUT HIATAL HERNIA - Mondragón, OVH; Gutierrez Aguilar, RA; Garcia Contreras, LF; Pineda, OMS; Blanco Velasco, G; Murcio Perez, E (Endoscopy, 2020)