About the Authors

George Fountzilas

fountzil@auth.gr

Affiliation Department of Medical Oncology, “Papageorgiou” Hospital, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Urania Dafni

Affiliation Laboratory of Biostatistics, University of Athens School of Nursing, Athens, Greece

Mattheos Bobos

Affiliation Laboratory of Molecular Oncology, Hellenic Foundation for Cancer Research, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Anna Batistatou

Affiliation Department of Pathology, Ioannina University Hospital, Ioannina, Greece

Vassiliki Kotoula

Affiliation Department of Pathology, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Helen Trihia

Affiliation Department of Pathology, Metaxas Cancer Hospital, Piraeus, Greece

Vassiliki Malamou-Mitsi

Affiliation Department of Pathology, Ioannina University Hospital, Ioannina, Greece

Spyros Miliaras

Affiliation First Department of Surgery, “Papageorgiou” Hospital, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Sofia Chrisafi

Affiliation Laboratory of Molecular Oncology, Hellenic Foundation for Cancer Research, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Savvas Papadopoulos

Affiliation Department of Pathology, “Hygeia” Hospital, Athens, Greece

Maria Sotiropoulou

Affiliation Department of Pathology, “Alexandra” Hospital, Athens, Greece

Theodoros Filippidis

Affiliation “Micromedica” Histopathology Laboratory, Athens, Greece

Helen Gogas

Affiliation First Department of Medicine, “Laiko” General Hospital, University of Athens School of Medicine, Athens, Greece

Triantafyllia Koletsa

Affiliation Department of Pathology, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Dimitrios Bafaloukos

Affiliation First Department of Medical Oncology, “Metropolitan” Hospital, Piraeus, Greece

Despina Televantou

Affiliation Laboratory of Molecular Oncology, Hellenic Foundation for Cancer Research, Aristotle University of Thessaloniki School of Medicine, Thessaloniki, Greece

Konstantine T. Kalogeras

Affiliation Translational Research Section, Hellenic Cooperative Oncology Group, Data Office, Athens, Greece

Dimitrios Pectasides

Affiliation Second Department of Internal Medicine, Oncology Section, “Hippokration” Hospital, Athens, Greece

Dimosthenis V. Skarlos

Affiliation Second Department of Medical Oncology, “Metropolitan” Hospital, Piraeus, Greece

Angelos Koutras

Affiliation Division of Oncology, Department of Medicine, University Hospital, University of Patras School of Medicine, Patras, Greece

Meletios A. Dimopoulos

Affiliation Department of Clinical Therapeutics, “Alexandra” Hospital, University of Athens School of Medicine, Athens, Greece

Competing Interests

TF is an employee in “Micromedica” Histopathology Laboratory, Athens, Greece. This does not alter the authors‘ adherence to all PLoS ONE policies on sharing data and materials. The remaining authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GF UD MB VK HG DB DP MAD. Performed the experiments: MB AB VK HT VMM SC SP MS TF TK DT. Analyzed the data: UD. Contributed reagents/materials/analysis tools: GF AB HT VMM SM SP MS TF HG DB DP DVS AK MAD. Wrote the paper: GF UD MB VK KTK MAD. Data interpretation: GF UD AB MB VK HT VMM SP MS TF TK DT KTK. Collection and assembly of data: MB SC DT.