MARRUGO-ARNEDO, C. A.; ARRIETA, A. Demand for health services of low-income older population in Colombia. Salud UIS, [S. l.], v. 55, 2023. DOI: 10.18273/saluduis.55.e:23027. Disponível em: https://revistas.uis.edu.co/index.php/revistasaluduis/article/view/12940. Acesso em: 22 jul. 2024.