GAWRON, Natalia, JURKOWSKI, Filip, BOJANOWSKI, Hubert Tomasz, CZMYR, Jędrzej, SITO, Maksymilian, MARCZAK, Zuzanna, DOBRACKA, Aleksandra, ZACHAR, Kinga, JAROWICZ, Monika and WÓJCIK, Łukasz. Hyponatremia as a Prognostic Factor in Heart Failure: A Narrative Review. Journal of Education, Health and Sport. Online. 22 May 2026. Vol. 91, p. 70795. [Accessed 30 May 2026]. DOI 10.12775/JEHS.2026.91.70795.