1. Gynaecological Oncology Department, Metaxa Cancer Hospital, Piraeus, Greece
2. Medical Oncology Department, Athens Medical Centre, Athens, Greece
3. Medical Oncology Department, Saint Andrews Hospital, Patra, Greece
4. Surgical Oncology and HIPEC Department, European Interbalkan Medical Centre, Thessaloniki, Greece
5. Center for Gastrointestinal Malignancies, Washington, DC, USA