Athanasios Tsirelis is a Senior Clinical Oncology Consultant and Medical Advisor, currently serving as a Medical Monitor at PSI CRO AG since 2024. With over a decade of experience in oncology, pharmacology, and medical consulting, they have worked extensively across Greece, Sweden, Norway, and Denmark. Their clinical career includes roles in major public healthcare systems where they developed expertise in cancer management and multidisciplinary collaboration. They also serve as a Medical Advisor for various global healthcare consulting firms, providing strategic input to pharmaceutical and biotech companies. Athanasios holds an MD from Aristotle University of Thessaloniki and has completed advanced training in Hematology and Oncology.
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