- Ανακοίνωση στο 49th ASTRO (American Society Therapeutic Radiology Oncology) Congress 2007, στο Los Angeles, USA
- “Stereotactic Radiotherapy (SRT) for Meningiomas Compressing the Optic Apparattus”, 58th CNS (Congress of Neurological Surgeons) Congress 2008, Orlando, Florida, USA
- “Low dose LINAC-Radiosurgery for Brainstem Metastases” – 9th ISRS (International Society Stereotactic Radiosurgery) Congress 2009, Seoul, Korea
- Ανακοίνωση στο 51st ASTRO (American Society Therapeutic Radiology Oncology) Congress 2009, Chicago, USA.
- “Prediction of local control after radiosurgery of cerebral metastases from breast cancer”, 53rd ASTRO (American Society Therapeutic Radiology Oncology) Congress 2011, Miami, USA
- Ανακοινωση στο 10th ISRS (International Society Stereotactic Radiosurgery) Congress 2011, Paris, France