title: Endoscopic oncology.
authors.affiliation: Surgery Department, University of Sao Paulo, Sao Paulo, Brazil.
authors.forename: Everson L A
authors.initials: EL
authors.lastname: Artifon
authors.affiliation: Gastroenterology Division, University of Tokyo, Tokyo, Japan.
authors.forename: Takao
authors.initials: T
authors.lastname: Itoi
authors.affiliation: Gastroenterology Division, Cancer National Institute, Mexico City, Mexico.
authors.forename: Jose G
authors.initials: JG
authors.lastname: de la Mora Levy
authors.affiliation: Gastroenterology and Hepatology Division, Complejo Hospitalario de Navarra, Pamplona, Spain.
authors.forename: Juan J
authors.initials: JJ
authors.lastname: Vila