R. Felipe López, F. Velázquez Domínguez, J. J. Rodríguez Hernández, and J. E. Cruz Quevedo, “Community interventions to reduce feelings of loneliness in the elderly: a systematic review”, HS, vol. 25, no. I, p. e6441, Nov. 2026, doi: 10.19136/hs.a25nI.6441.