1. Faculty of Medicine, Department of Laboratory Medicine, Division of Clinical Genetics, University of Debrecen, Debrecen, Hungary;
2. Assisted Reproduction Center, Kaali Institute, Clinical Centre, University of Debrecen, Debrecen, Hungary;
3. Faculty of Medicine, Department of Obstetrics and Gynecology, University of Debrecen, Debrecen, Hungary;
4. Faculty of Medicine, Department of Biochemistry and Molecular Biology, University of Debrecen, Debrecen, Hungary