1.
NIEWIADOMSKA, Eliza, HUSEJKO, Jakub, KUJACIŃSKI, Marcin, WIJATA, Aleksandra, FALKOWSKI, Marcin & KĘDZIORA-KORNATOWSKA, Kornelia. Depression in the elderly as a significant clinical problem. Journal of Education, Health and Sport [online]. 22 September 2019, T. 9, nr 9, s. 724–733. [accessed 10.6.2023].