1. School of Medicine University of Belgrade, Serbia
2. Institute of oncology and radiology of Serbia, Surgical Oncology Clinic, Serbia
3. Department of Molecular Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan
4. University of Belgrade, Institute for Nuclear Science “Vinca,” Belgrade, Serbia
5. Department of Health Risk Control, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan
6. Institute of oncology and radiology of Serbia, Department of Pathology, Serbia