1. Department for Cytogenetic Diagnosis , Clinic of Obstetrics and Gynecology, Clinical Center Kragujevac , Kragujevac , Serbia
2. Clinic of Hematology, Clinical Center Kragujevac , Kragujevac , Serbia
3. Laboratory for Medical Genetics , Institute for Health Protection of Mother and Child of Serbia “Dr. Vukan Cupic” , Belgrade , Serbia
4. University of Kragujevac , Faculty of Medical Sciences , Kragujevac , Serbia
5. Department of Pathology of Pregnancy , Clinic of Obstetrics and Gynecology, Clinical Center Kragujevac , Kragujevac , Serbia