00647naa#a2200193#i#450# EN\\bibl\112312 20260118183224.7 2311-1402 20221225b2022####ek#y0engy0150####ca RUS RU Risk Factors of Cholangiocarcinogenesis in Parasitization of a Natural Focal Ecopathogen Helminth <i>Opisthorchis felineus</i> Journal article Nizhnevartovsk Nizhnevartovsk State University 2022 14 с. Journal article local . 616.36–006:616.995.122.21 RUS Fedorov Nikolai M Rybka Angelina G vestnik.nvsu.ru