1. Department of Medical Genetics, School of Medicine, Karadeniz Technical University, Trabzon, Turkey.
2. Department of Medical Genetics, School of Medicine, Marmara University, Istanbul, Turkey.
3. Department of Medical Genetics, Marmara University Pendik Training and Research Hospital, Istanbul, Turkey.
4. Department of Perinatology, School of Medicine, Marmara University Istanbul, Turkey.
5. Department of Pathology, School of Medicine, Marmara University, Istanbul, Turkey.