title: [Ninth report of the Study Group on Cancer of the Digestive System of the National Academy of Medicine].
authors.forename: J J
authors.initials: JJ
authors.lastname: Villalobos
authors.forename: E
authors.initials: E
authors.lastname: Anzures
authors.forename: L
authors.initials: L
authors.lastname: Rodríguez
authors.forename: M
authors.initials: M
authors.lastname: Peláez
authors.forename: R
authors.initials: R
authors.lastname: Olaeta
authors.forename: F
authors.initials: F
authors.lastname: Vargas
authors.forename: R
authors.initials: R
authors.lastname: Sosa
authors.forename: L
authors.initials: L
authors.lastname: Muñoz
authors.forename: B E
authors.initials: BE
authors.lastname: Pineda
authors.forename: M
authors.initials: M
authors.lastname: González
mesh_terms: D005770:Gastrointestinal Neoplasms / Q000453:epidemiology*; D006801:Humans; D008800:Mexico; D011446:Prospective Studies
vernacular_title: Noveno informe del Grupo de Estudio sobre Cáncer del Aparato Digestivo de la Academia Nacional de Medicina.