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."

Tseliou Eleni is a Pulmonologist - Phthisiologist and maintains a private practice in Cholargos. She holds a PhD from the Medical School of the National and Kapodistrian University of Athens and completed her doctoral thesis on severe asthma and smokers with asthma. She is also a graduate of the same institution. She specialized in Pulmonology - Phthisiology at the General Chest Diseases Hospital of Athens "Sotiria." She is an external associate of the Euroclinic of Athens and a collaborator of the Oncology team at the "Metropolitan" Hospital. Finally, Dr. Tseliou is a member of the Athens Medical Association, the European Respiratory Society, the Hellenic Pulmonologists Association, the Hellenic Society of Homeopathic Medicine, the Asthma Group, and the Chronic Obstructive Pulmonary Disease Group.

Anastasopoulos Andreas is a Pulmonologist - Tuberculosis Specialist and maintains a private practice in Chalandri. He holds a medical degree from the Medical School of the University of Patras, with postgraduate studies in thoracic oncology. Additionally, he is certified in Trauma Care - ATLS and has specialized in Pulmonology - Tuberculosis at the 6th Pulmonology Clinic of the General Chest Diseases Hospital of Athens "Sotiria". Alongside his private pulmonology practice, he serves as a Consultant in the 2nd Pulmonology Clinic of the "IASO" Hospital and is also an affiliated physician at the HYGEIA Hospital. In the context of continuous education, he regularly attends conferences and seminars regarding developments in his specialty, where he also presents personal research. Finally, he is a member of the Athens Medical Association and the Hellenic Respiratory Society.

Anastasakos Vasilis is a Pulmonologist - Phthisiologist and maintains a private practice in Agia Paraskevi. He holds a medical degree from the Medical School of the University of Pavia in Italy and specializes in asthma and chronic obstructive pulmonary disease. He specialized in Pulmonology at the General Thoracic Diseases Hospital of Athens "Sotiria" and the Athens Anti-Cancer - Oncology Hospital "Agios Savvas," and has expertise in EBUS and interventional bronchoscopy. Furthermore, the doctor has served as a scientific collaborator at the 3rd Pulmonology Clinic of the General Thoracic Diseases Hospital of Athens "Sotiria" and regularly attends numerous conferences in Greece and abroad as part of his ongoing professional development.