GRZANKA-TYKWIŃSKA, Anna, RZEPKA, Alicja, PORZYCH, Katarzyna, KUSZA, Krzysztof and KĘDZIORA-KORNATOWSKA, Kornelia. The Quality of Life of Patients Over 60 Including Demographic and Environmental Factors. Medical and Biological Sciences. Online. 1 July 2012. Vol. 26, no. 1, pp. 119-123. [Accessed 31 December 2025]. DOI 10.12775/4101.