Marzec, Arkadiusz. “HEALTH PROMOTION IN OLDER AGE GROUPS AS AN OBJECTIVE OF THE SENIOR POLICY: EUROPEAN CHALLENGES”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 3 (May 26, 2017): 377–387. Accessed March 11, 2026. https://archive-journals.rtu.lv/sie/article/view/1598.