title: [Unusual gallstone ileus].
authors.forename: M
authors.initials: M
authors.lastname: Fernández del Castillo Ascanio
authors.forename: J I
authors.initials: JI
authors.lastname: Vivancos Garbayo
mesh_terms: D005260:Female; D042882:Gallstones / Q000150:complications*; D006801:Humans; D045823:Ileus / Q000209:etiology*; D008875:Middle Aged; D012810:Sigmoid Diseases / Q000209:etiology*