Almeida, Ana Paula Santana Coelho, Bruno Pereira Nunes, Suele Manjourany Silva Duro, and Luiz Augusto Facchini. 2017. “Socioeconomic Determinants of Access to Health Services Among Older Adults: A Systematic Review”. Revista De Saúde Pública 51 (January): 50. https://doi.org/10.1590/s1518-8787.2017051006661.