title: [Clinical investigation of chronic upper abdominal pain (author's transl)].
mesh_terms: D000005:Abdomen; D002779:Cholestasis / Q000175:diagnosis; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D010146:Pain / Q000209:etiology*; D010808:Physical Examination
vernacular_title: Abklärung chronischer Oberbauchschmerzen.