title: [Gastroesophageal reflux. Introduction].
authors.affiliation: Departamento de Pediatría, Obstetricia y Ginecología, Facultad de Medicina de Valladolid.
authors.forename: E
authors.initials: E
authors.lastname: Sánchez Villares
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005764:Gastroesophageal Reflux / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D007223:Infant
vernacular_title: Reflujo gastroesofágico. Introducción.