1 Institute of Biomedical Sciences, Faculty of Medicine, Vilnius University, Vilnius, Lithuania.
2 Department of Abdominal and General Surgery and Oncology, National Cancer Institute, 1 Santariskiu Str., Vilnius, LT, 08406, Lithuania; University of Applied Sciences, Faculty of Health Care, 45 Didlaukio Str., LT, 08303, Vilnius, Lithuania; Institute of Clinical Medicine, Faculty of Medicine, Vilnius University, 1 Santariskiu Str., Vilnius, LT, 08406, Lithuania. Electronic address: audrius.dulskas@nvi.lt.
3 Laboratory of Cancer Epidemiology, National Cancer Institute, LT, 08406, Vilnius, Lithuania; Institute of Health Sciences, Faculty of Medicine, Vilnius University, LT, 03101, Vilnius, Lithuania.
4 Laboratory of Clinical Oncology, Department of Medical Oncology, National Cancer Institute, Lithuania.