Good clinical practice recommendations for the diagnosis and treatment of gastroesophageal reflux disease. An expert review from the Asociación Mexicana de Gastroenterología M.A. Valdovinos Díaz; M. Amieva-Balmori; R. Carmona-Sánchez; E. Coss-Adame; O. Gómez-Escudero; M. González-Martínez; F. Huerta-Iga; E. Morel-Cerda; J.M. Remes-Troche; J.L. Tamayo-de la Cuesta; G. Torres-Villalobos; L.R. Valdovinos-García; G. Vázquez-Elizondo; A.S. Villar-Chávez; J.A. Arenas-Martínez;

New tools for the grading and scoring of gastro-esophageal reflux disease S. Siboni; M. Sozzi; P. Visaggi; R. De Maron; E. Asti;

A new formula proposal for placing pH-impedance catheters in pediatric patients P.X. Sempértegui-Cárdenas; E.M. Toro-Monjaraz; F.E. Zárate-Mondragón; K. Ignorosa-Arellano; J.F. Cadena-León; R. Cervantes-Bustamante; E. Montijo-Barrios; J.A. Ramírez-Mayans;