title: [Quality control in gastroenterology: caution is advised!].
authors.forename: C
authors.initials: C
authors.lastname: Niederau
mesh_terms: D002423:Cause of Death; D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000401:mortality*; D017052:Hospital Mortality; D006801:Humans; D008485:Medical Audit; D010043:Outcome and Process Assessment, Health Care; D011786:Quality Control; D012307:Risk Factors; D015996:Survival Rate; D006113:United Kingdom / Q000453:epidemiology
vernacular_title: Qualitätskontrolle in der Gastroenterologie: Vorsicht ist geboten!