Hernández Ulloa, E., Arencibia Pérez, H. ., Guevara González, A. . and Duvergel Despaigne, Y. . (2026) “Cognitive status of older adults and psychological burden on their primary caregivers”, European Journal of Health Research, 11(1), pp. 1–19. doi: 10.32457/ejhr.v11i1.3353.