title: [Malrotation of the duodenum and duodenal ulcer].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D004381:Duodenal Ulcer / Q000150:complications*; D004386:Duodenum / Q000002:abnormalities*; D005260:Female; D005500:Follow-Up Studies; D005769:Gastrointestinal Motility; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D014102:Torsion Abnormality
vernacular_title: Malrotatio duodeni og  ulcus duodeni