title: [Food and nutritional surveillance in Brazil: background, objectives and approaches].
authors.affiliation: Instituto Materno-Infantil de Pernambuco, Boa Vista, PE, 50070-550, Brasil.
authors.forename: M
authors.initials: M
authors.lastname: Batista-Filho
authors.forename: A
authors.initials: A
authors.lastname: Rissin
vernacular_title: Vigilância alimentar e nutricional: antecedentes, objetivos e modalidades. A VAN no Brasil.