Güitrón, A [Extraction of foreign bodies in the esophagus. Experience in 215 cases]. [electronic resource] - Revista de gastroenterologia de Mexico - 19-26 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0375-0906 Subjects--Topical Terms: AdolescentAdultAge FactorsAgedChildChild, PreschoolEndoscopyEsophagoscopyEsophagus--diagnostic imagingFemaleFiber Optic TechnologyForeign Bodies--diagnostic imagingHumansInfantMaleMiddle AgedRadiography