title: [Primary intestinal ulcer. Contribution of 2 pediatric cases].
mesh_terms: D000293:Adolescent; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007077:Ileal Diseases / Q000473:pathology*; D007579:Jejunal Diseases / Q000473:pathology*; D014456:Ulcer / Q000473:pathology
vernacular_title: La úlcera intestinal primitiva. Aportación de dos casos pediátricos.