SZWED, Monika, SZWED, Weronika, SZWED, Jakub and MIGA, Nadia. HA (hyaluronic acid) fillers in aesthetic medicine - the most common complications. Journal of Education, Health and Sport. Online. 22 August 2022. Vol. 12, no. 8, pp. 722-729. [Accessed 30 April 2025]. DOI 10.12775/JEHS.2022.12.08.073.