1. Department of Pediatric Dentistry, Faculty of Dentistry, Yeditepe University, Bagdat Cad. No: 238, 34728 Goztepe, Istanbul, Turkey
2. Department of Pediatric Dentistry, Faculty of Dentistry, Yeditepe University, Istanbul, Turkey
3. Department of Pediatric Dentistry, Faculty of Dentistry, Yeditepe University, Istanbul, Turkey, and Department of Pediatric Dentistry, Anadolu Medical Suadiye Outpatient Clinic, Johns Hopkins Medicine, Istanbul, Turkey