1. Department of Surgery, General University Hospital in Prague, Prague 12800, Czech Republic,
2. Department of Molecular Biology of Cancer, Institute of Experimental Medicine, Videnska 1083, 14200 Prague, Czech Republic,
3. Molecular and Genetic Epidemiology; Genomic Variation in Human Populations and Complex Diseases, IIGM Italian Institute for Genomic Medicine, Via Nizza 52, 10126 Turin, Italy,
4. Department of Medical Sciences, University of Turin, Via Verdi 8, 10124 Turin, Italy,
5. Institute of Biology Medicine Genet., First Faculty of Medicine, Charles University, Katerinska 1660/32, 121 08 Prague, Czech Republic
6. Department of Surgery, First Faculty of Medicine, Charles University and Thomayer Hospital, Videnska 800, 140 59 Prague, Czech Republic,
7. Department of Oncology, First Faculty of Medicine, Charles University and Thomayer Hospital, Videnska 800, 140 59 Prague, Czech Republic,
8. Department of Biology, University of Pisa, Via Derna 1, 56126 Pisa, Italy and