González Rojas, M [Trichobezoar and gastric ulcer in pediatrics: a case report]. [electronic resource] - Revista de gastroenterologia del Peru : organo oficial de la Sociedad de Gastroenterologia del Peru 1990 - 121-5 p. digital Publication Type: Case Reports; Journal Article ISSN: 1022-5129 Subjects--Topical Terms: Bezoars--diagnostic imagingChildDiagnosis, DifferentialFemaleHumansRadiographyStomach Ulcer--diagnostic imaging