1. Thoraco-abdominal Oncosurgical Department; Clinical Hospital of the President Administration; Moscow Russia
2. Medical Oncology Department; Hacetteppe University; Ankara Turkey
3. Cancer Medicine; Peter MacCallum Cancer Centre; Melbourne Australia
4. Biostatistics; Sanofi; Chilly-Mazarin France
5. Oncology Division; Internal Medicine; Seoul National University Hospital; Seoul South Korea
6. Division of General Surgery; Taipei Veterans General Hospital; Taipei Taiwan
7. Onco-chirurgie; University Hospital Geneva; Geneva Switzerland