Access determinants and use of health services among the elderly . Bioscience Journal [online], 2017. [online], vol. 33, no. 4, pp. 1079–1088. [Accessed16 December 2025]. DOI 10.14393/BJ-v33n4a2017-34896. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/34896.