Sleep quality, daily sleepiness and sleep hygiene at “Centro del Adulto Mayor” in Lima, Perú. ACTA MEDICA PERUANA, [S. l.], v. 26, n. 1, p. 22–26, 2009. Disponível em: https://amp.cmp.org.pe/index.php/AMP/article/view/1490. Acesso em: 5 feb. 2025.