title: [Early symptoms and early diagnosis of neoplasms in the gastro-intestinal system].
mesh_terms: D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D006801:Humans; D007813:Laparotomy; D011230:Precancerous Conditions / Q000175:diagnosis; D013997:Time Factors
vernacular_title: Frühsymptome und Früherkennung der Geschwulstkrankheiten des Magen-Darm-Kanals.