Moya Castro DF, Álvarez Bogantes C. Perception towards physical activity, quality of life, social support and environment by elderly people who participate in a physical activity program . RAG [Internet]. 2023Dec.8 [cited 2024Aug.16];15(15):1-24. Available from: https://revistas.ucr.ac.cr/index.php/gerontologia/article/view/57867