Pérez-Jiménez, D., Maldonado-Martínez, J. A. and Jiménez-Torres, A. L. (2024) “Resilience, Self-Efficacy, and Symptoms of Anxiety and Depression in Older Adults during COVID-19 Confinement”, Puerto Rico Health Sciences Journal, 43(1), pp. 32–38. Available at: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/3023 (Accessed: 30 October 2025).