1. Ex Scientific Collaborator, Department of Cytopathology, National and Kapodistrian University of Athens; “Attikon” University Hospital; Athens Greece
2. Department of Cytopathology; Venizeleion General Hospital; Heraklion Crete Greece
3. 2nd Department of Pathology, National and Kapodistrian University of Athens; “Attikon” University Hospital; Athens Greece
4. Department of Pathology; Venizeleion General Hospital; Heraklion Crete Greece