Ksenakis Ksenofon MD, PhD is a Breast Surgeon and maintains a private practice in Ilioupoli. He is the Head of the Breast Surgery Team at the "Errikos Dynan" Hospital Center and serves as the Director of the Breast Unit at "Metropolitan General." Additionally, he is a Scientific Advisor to "Hygeia" Hospital, Athens Medical Center, and Euroclinic Athens. He holds a PhD from the Medical School of the National and Kapodistrian University of Athens and has specialized in General and Oncologic Surgery at the Piraeus Anti-Cancer Hospital "Metaxa" and the Athens General Hospital "Evangelismos," as well as in Oncoplastic and Reconstructive Breast Surgery at breast units in the United States and the United Kingdom. He has worked as a Breast Surgeon at Northwick Park Hospital and Birmingham Heart of England Hospital in the United Kingdom and holds medical licenses to practice in Greece, Sweden, the United Arab Emirates, and the United Kingdom. Finally, he is a regular member of the Hellenic Surgical Society, the Hellenic Society of Breast Surgery, and the Hellenic Society of Surgical Infections.

Mitsogianni Maria is an Internal Medicine - Oncology Specialist based at YGEIA-MITERA Hospitals in Marousi. She graduated from the Medical School of the National and Kapodistrian University of Athens and completed the postgraduate program "Thoracic Oncology" as well as her doctoral thesis at the same university.

She has worked for 7 years in Germany at Klinikum Oldenburg, Johanniter Krankenhaus Rheinhausen, and Marienhospital Düsseldorf, specializing in the fields of Medical Oncology and Palliative Care. In Greece, she has worked at the Oncology Hospital of Kifisia "Agioi Anargyroi" and served as a collaborator at the Oncology Unit of the "Sotiria" Hospital.

She holds the ESMO Examination Certificate from the European Society for Medical Oncology.

She has attended numerous conferences and educational seminars both in Greece and internationally, has a significant number of international publications, and participates as a lecturer in postgraduate programs at the University of Athens.

Since 2022, she has been a collaborator and Head of Clinical Studies at the 4th Medical Oncology Clinic of DTKA YGEIA and is the attending physician at MITERA Hospital.

Demiri Matina is a Oncologist - Pathologist and maintains a private practice within the Metropolitan Hospital in Cholargos. Her clinical focus encompasses all solid tumors, including gastrointestinal tumors and neuroendocrine tumors. She graduated from the Medical School of the National and Kapodistrian University of Athens (NKUA), completed her Pathology specialty in 1987, and Oncology specialization in 2003. She has gained valuable experience working as a Consultant in Pathology-Oncology Clinics at prominent institutions such as Tzaneio General Hospital of Piraeus and the General Anti-Cancer Oncology Hospital of Athens "Agios Savvas." Since 2023, she has been serving as the Director of the 3rd Oncology Clinic at Metropolitan General Cholargos. Additionally, she is an active member of associations and organizations including the Hellenic Society for Neuroendocrine Tumors, where she serves as President, the Hellenic Society of Medical Oncologists (HSPO), the European Society for Medical Oncology (ESMO), the American Society of Clinical Oncology (ASCO), the European Neuroendocrine Tumor Society e.V. (ENETS), and the North American Neuroendocrine Tumor Society (NANETS). Finally, her significant contributions to research programs and publications were recognized in 2023 when she received an honorary distinction as Scientific Director "for her valuable contribution to patients and fellow physicians of the Clinic" at the 11th Panhellenic Congress "New Drugs in Oncology."

Dr. Mastrominas Minas is a Gynecologist - Obstetrician and a specialist in assisted reproduction and maintains a private practice in Marousi. He completed his medical studies at the Medical School of Aristotle University of Thessaloniki. He obtained his specialty title in 1989 and in the same year was awarded a PhD from the Medical School of the University of Athens. He has received, after examinations, the diploma of excellence from the European Society of Gynecology and Obstetrics. In 1991, Dr. Mastrominas Minas assumed the directorship of the In Vitro Fertilization department at Mitera Maternity Hospital, and in 1994 he founded the "Embryogenesis" Unit.