1. Laboratory of Radiobiology and Molecular Genetics, Institute Vinca, University of Belgrade, Belgrade, Serbia
2. BioMedical Department of Internal Medicine and Medical Specialties, University of Palermo, Italy
3. School of Medicine, University of St. Andrews, St. Andrews, Scotland, UK
4. University Clinic of Gynecology and Obstetrics “Narodni front”, University of Belgrade, Belgrade, Serbia
5. BioMedical Department of Internal Medicine and Medical Specialties, University of Palermo, Italy