Prevalence of chronic pain in Brazil: A systematic review and meta-analysis. Clinics, [S. l.], v. 78, p. 100209, 2023. DOI: 10.1016/j.clinsp.2023.100209. Disponível em: https://www.journals.usp.br/clinics/article/view/214061.. Acesso em: 9 may. 2024.