1. Department of Medical Biology, Hacettepe University Faculty of Medicine, Ankara, Turkey
2. Department of Histology and Embryology, Hacettepe University Faculty of Medicine, Ankara, Turkey
3. Department of Basic Oncology, Hacettepe University Cancer Institute, Ankara, Turkey
4. Department of Rheumatology, Hacettepe University Faculty of Medicine, Ankara, Turkey
5. Department of Pediatric Rheumatology, Hacettepe University Faculty of Medicine, Ankara, Turkey