Pinto IVL, Lima MG, Pantuzza LLN, Ceccato M das GB, Silveira MR, Reis AMM. Free access to medicines among older adults in primary care: a cross-sectional study. Sao Paulo Med J [Internet]. 2020 Jun. 4 [cited 2025 Mar. 14];138(3):235-43. Available from: https://periodicosapm.emnuvens.com.br/spmj/article/view/636