1. University of Health Sciences Turkey, Dr. Sami Ulus Training and Research Hospital, Clinic of Pediatric Neurology, Ankara, Turkey

2. İstinye University Faculty of Medicine, Department of Pediatrics, İstanbul, Turkey

3. Mardin State Hospital, Clinic of Pediatric Endocrinology, Mardin, Turkey

4. Ondokuz Mayıs University Faculty of Medicine, Department of Pediatric Endocrinology, Samsun, Turkey