1. Department of Pediatric Rheumatology, Dr. Sami Ulus Maternity and Child Health and Diseases Training and Research Hospital, Ankara, Turkey
2. Service of Uveitis and Retinal Diseases, Ankara Ulucanlar Eye Research Hospital, Ankara, Turkey
3. Department of Pediatric Nephrology and Rheumatology, Dr. Sami Ulus Maternity and Child Health and Diseases Training and Research Hospital, Ankara, Turkey