1. Biomedical Centre, Faculty of Medicine in Pilsen, Charles University, 32300 Pilsen, Czech Republic
2. Department of Surgery, Faculty Hospital Kralovske Vinohrady and Third Faculty of Medicine, Charles University, 10000 Prague, Czech Republic
3. Department of Surgery, University Hospital Brno and Faculty of Medicine, Masaryk University, 62500 Brno, Czech Republic
4. Department of Oncology and Institute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, 77900 Olomouc, Czech Republic
5. Department of Toxicogenomics, National Institute of Public Health, Prague 10042, Czech Republic