Sleep disorder in elderly and their association to anxiety, depression and stress. Bangladesh Journal of Psychiatry, [S. l.], v. 33, n. 1, p. 11–15, 2019. DOI: 10.3329/bjpsy.v33i1.71924. Disponível em: https://banglajol.info/index.php/bjpsy/article/view/71924. Acesso em: 24 jun. 2026.