Combined Modality Therapy of Gastrointestinal Tract Cancer

Modern surgical oncology is characterized by multimodal therapy. In recent years numerous therapeutic approaches of pre-, peri-, intra-and postoperative treatment have been in­ vestigated with regard to their use in combination with surgi­ cal intervention. It now is time to analyze and to define the state of our knowledge. For tumors of the gastrointestinal tract there are several encouraging the...