Alcaide Leyva, Jose Manuel, Lucia María Oya Mesa, Cristina Sánchez Fernández, Felice Curcio, José Miguel Guzmán García, y Domingo de Pedro Jiménez. «Cross-Sectional Analysis of the Relationship Between Unwanted Loneliness and Perceived Health in Users of Senior Centers». RqR Quantitative and Qualitative Community Nursing Research 14, no. 1 (mayo 15, 2026). Accedido mayo 15, 2026. https://rqr.seapaonline.org/index.php/rqr/article/view/111.