1. Department of Oral Diagnosis and Radiology, Faculty of Dentistry, Sifa University, Izmir, Turkey.
2. Department of Oral Diagnosis and Radiology, Faculty of Dentistry, Ataturk University, Erzurum,Turkey.
3. Department Oral and Maxillofacial Surgery, Faculty of Dentistry, Sifa University, Izmir, Turkey.
4. Department of Medical Microbiology, Faculty of Medicine, Ataturk University, Erzurum, Turkey.