title: [Congenital duodenal stenosis of the membranous type in adults. Report of 2 cases, review of the literature].
mesh_terms: D000293:Adolescent; D003251:Constriction, Pathologic; D004380:Duodenal Obstruction / Q000151:congenital* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography
vernacular_title: Estenósis duodenales congénitas de tipo membranoso en el adulto. Presentación de dos casos y revisión de la literatura.