Orellana Vidal, K., Villegas Méndez, L., Torres Pérez, Y., Mansilla Ruiz, E., Calvo Gil, M. J., & Barrientos Villalobos, P. (2026). Physical and multidimensional frailty in active older adults from a social foundation in southern Chile. Millenium - Journal of Education, Technologies, and Health, 2(30), e44830. https://doi.org/10.29352/mill0230.44830