1. 1Department of Paediatric Endocrinology and Diabetes, Erciyes University, School of Medicine, Kayseri, Turkey
2. 2Mammalian Genetics Unit, Medical Research Council Harwell Institute, Harwell, Oxfordshire, UK
3. 3Department of Medical Genetics, Istanbul University, School of Medicine, Istanbul, Turkey
4. 4Department of Medical Genetics, Konya Training and Research Hospital, Konya, Turkey
5. 5Department of Pediatric Endocrinology and Diabetes, Istanbul University, School of Medicine, Istanbul, Turkey
6. 6Department of Paediatric Endocrinology and Diabetes, Marmara University, School of Medicine, Istanbul, Turkey
7. 7Mary Lyon Centre, Medical Research Council Harwell Institute, Harwell, Oxfordshire, UK