1. Department of Oral and Maxillofacial Surgery, İstanbul University Faculty of Dentistry, İstanbul, Turkey

2. Department of Periodontology, University of Kyrenia, Faculty of Dentistry, Kyrenia, North Cyprus

3. Department of Otorhinolaryngology, İstanbul University Faculty of Medicine, İstanbul, Turkey

4. Department of Pediatrics, Division of Pediatric Hematology and Oncology, İstanbul University-Cerrahpaşa, Cerrahpaşa Faculty of Medicine, İstanbul, Turkey