1. Faculty of Biological Sciences; University of Zielona Góra; Zielona Góra Poland
2. Laboratory of Cytobiochemistry; Biotechnology Faculty; University of Wrocław; Wrocław Poland
3. Regional Hospital Independent Public Health Care; Zielona Góra Poland
4. Department of Haematology, Blood Neoplasms and Bone Marrow Transplantation; Wroclaw Medical University; Wroclaw Poland