Depression in the elderly: A study in three cities of Colombia. REVISTA CIENTÍFICA SALUD UNINORTE, [S. l.], v. 34, n. 2, 2018. DOI: 10.14482/sun.34.2.362.29. Disponível em: https://rcientificas.uninorte.edu.co/index.php/salud/article/view/10441. Acesso em: 24 feb. 2026.