1. University of Patras Medical School, University General Hospital “Mary the Help” 26 504, Rion of Patras University Campus, Greece
2. General Hospital of Thessaloniki “G. Papanikolaou,” 570 10, Exochi, Thessaloniki, Greece
3. University General Hospital of Heraklion, Panepistimiou, 715 00, Herakleion, Crete, Greece
4. University General Hospital of Thessaloniki “AHEPA,” Kiriakidi 1, 546 21, Thessaloniki, Greece
5. University Hospital of Ioannina, Stavros Niarchos Avenue, 455 00, Ioannina, Greece
6. General Hospital of Athens “Laiko,” Sevastoupoleos 16, 115 26, Athens, Greece
7. General Hospital of Athens “G. Gennimatas,” Mesogeion 154, 115 27, Athens, Greece
8. General Hospital of Athens “Evaggelismos,” Ipsilantou 45-47, 106 76, Athens, Greece
9. University General Hospital of “Attiko,” Rimini 1, 124 62, Chaidari, Greece
10. University General Hospital of Larissa, Mezourlo, 411 10, Larissa, Greece
11. University Hospital of Alexandroupolis, 681 00, Alexandroupolis, Greece
12. Novartis S.A.C.I, Oncology Medical Affairs, Athens, Greece