Pruszynski, Jacek, Jacek Putz, and Dorota Cianciara. “Education for Physical, Psychological and Social Health As an Element of Preventive Gerontology Based on the Example of Universities of the Third Age ”. Wiedza Medyczna 2, no. 1 (February 27, 2020): 39-44. Accessed November 24, 2024. https://wiedzamedyczna.pl/index.php/wm/article/view/22.