title: [Delayed surgery for ulcer is dangerous].
authors.forename: L
authors.initials: L
authors.lastname: Thulin
authors.forename: S
authors.initials: S
authors.lastname: Vallgren
mesh_terms: D005743:Gastrectomy; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology; D010439:Peptic Ulcer Perforation / Q000209:etiology; D011379:Prognosis; D012307:Risk Factors; D013276:Stomach Ulcer / Q000150:complications / Q000601:surgery*; D013997:Time Factors
vernacular_title: Fördröjd ulcuskirurgi är farlig.