1. Μεταδιδακτορική Επιστημονική συνεργασία στην Γ' Ψυχιατρική Κλινική
2. Clinical Psychoacoustics Unit,Neuroscience Department, Lund University, Sweden
3. Central Auditory Processing Disorder Clinic, Speech & Hearing Department of the Ohio State University, USA
4. Academic Unit of Audiological Medicine,University College London, UCL
5. MRC Institute of Hearing Research, Nottingham, UK