1. Dentoalveolar Surgery, Department of Oral & Maxillofacial Surgery, Dental School of Athens, National and Kapodistrian University of Athens, Goudi, Athens, Greece.
2. Department of Oral Pathology, Dental School of Athens, National and Kapodistrian University of Athens, Goudi, Athens, Greece.
3. Department of Oral and Maxillofacial Surgery, Dental School of Athens, National and Kapodistrian University of Athens, Goudi, Athens, Greece.