1. Department of Periodontology, Firat University, Elazig, Turkey.
2. Department of Oral-Maxillofacial Surgery, Dicle University, Diyarbakir, Turkey.
3. Private practice, Adana, Turkey.
4. Department of Oral-Maxillofacial Surgery, Inonu University, Malatya, Turkey.
5. Department of Periodontology, Inonu University, Malatya, Turkey.
6. Department of Periodontology, Dicle University, Diyarbakir, Turkey.
7. Department of Medical Pathology, Firat University, Elazig, Turkey.