CARDONA JIMÉNEZ, Jairo León; VILLAMIL GALLEGO, María Mercedes; HENAO VILLA, Eucaris; QUINTERO ECHEVERRI, Ángela. Loneliness in Older Adults. Medicina UPB, [S. l.], v. 32, n. 1, p. 9–19, 2013. Disponível em: https://revistas.upb.edu.co/index.php/medicina/article/view/1584. Acesso em: 13 aug. 2026.