1. Institute of Nuclear Techniques, Budapest University of Technology and Economics, Budapest, Hungary;
2. Radosys Ltd, Budapest, Hungary;
3. Department of Radiobiology and Diagnostic Onco-Cytogenetics, Centre of Radiotherapy, National Institute of Oncology, Budapest, Hungary;
4. Department of Radiobiology and Radiohygiene, National Public Health Centre, Budapest, Hungary;
5. Centre of Radiotherapy, National Institute of Oncology, Budapest, Hungary