Title: Controversies in gastrointestinal tumor therapy
Subjects: Radiography, Liver metastasis, Cancer, Radiotherapy, Congresses, Rectum, Pancreas, Liver Neoplasms, Pancreatic Neoplasms, Rectal Neoplasms, Lebermetastase, Bauchspeicheldrusenkrankheit, Strahlentherapie, Diagnostic imaging, Kongress, Krebs <Medizin>, Mastdarm, Rectum, diseases, Pancreas, diseases, Liver, diseases, Cancer, radiotherapy