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SUCHODOLSKA, Magdalena, ŚWIERCZYŃSKA, Blanka, UNDZIAKIEWICZ, Adrian, SMOLUCHOWSKI, Krzysztof & SEKUŁA, Michał. Risk factors for gallbladder cancer. Journal of Education, Health and Sport [online]. 22 September 2020, T. 10, nr 9, s. 487–493. [accessed 28.1.2023]. DOI 10.12775/JEHS.2020.10.09.058.