1. Gazi Yaşargil Training and Research Hospital, Clinic of Pediatrics, Division of Developmental and Behavioral Pediatrics, Diyarbakır, Turkey

2. İnönü University Faculty of Medicine, Department of Pediatrics, Clinic of Pediatric Endocrinology, Malatya, Turkey

3. İnönü University Faculty of Medicine, Department of Pediatrics, Clinic of Developmental and Behavioral Pediatrics, Malatya, Turkey

4. İnönü University Faculty of Medicine, Department of Biostatistics and Medical Informatics, Malatya, Turkey