Applicability of the Barcelona scale to assess the quality of cleanliness of mucosa at esophagogastroduodenoscopy Henry Córdova; Eva Barreiro-Alonso; Edgar Castillo-Regalado; Joaquín Cubiella; Pedro Delgado-Guillena; Pilar Díez Redondo; Martin Galdín; Ana García-Rodríguez; Luis Hernández; Alain Huerta; Rodrigo Jover; Henar Núñez; Antonio Rodríguez-D¿Jesús; Agustín Seoane; Gerard Surís; Javier Tejedor-Tejada; Javier Jiménez Sánchez; Francisco Martín; Leticia Moreira; Sabela Carballal; Liseth Rivero; Angella Da Fieno; Gherzon Casanova; Irina Luzko Scheid; Joan Llach; Gloria Fernández-Esparrach;

Low-grade dysplasia in Barrett's esophagus: A problematic diagnosis Muhannad Sarem; Francisco J. Martínez Cerezo; Maria Lujan Salvia Favieres; Rodolfo Corti;

Colonoscopy in symptomatic patients: Validation of AEG-SEED prioritization criteria and added value of FIT. The endoprior study Liseth Rivero-Sánchez; Joaquín Castillo-Iturra; Ana García-Rodríguez; Beatriz García Zafra; Pilar Díez Redondo; Henar Núñez Rodríguez; Marta Ponce; Mileidis San Juan; Pilar Borque Barrera; Agustín Seoane; Marc Albert Carrasco; Diana Zaffalon; Carlos Guarner; Marianette Murzi; Rodrigo Jover; Lucía Medina-Prado; Kattalin Aspuru Rubio; Diana João Matias; Begoña González Suárez; Henry Córdova; Alejandro Fernández-Simón; Isis Araujo; Àngels Ginés; María Pellisé; Francesc Balaguer; Gloria Fernández-Esparrach;