1. Dermatology Department Şişli Hamidiye Etfal Training and Research Hospital University of Health Sciences İstanbul Turkey
2. Department of Pediatrics Şişli Hamidiye Etfal Training and Research Hospital University of Health Sciences İstanbul Turkey
3. Department of Pediatric Hematology and Oncology Şişli Hamidiye Etfal Training and Research Hospital University of Health Sciences İstanbul Turkey