Some evidence from randomized controlled clinical trials cannot be accessed from Medline. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 28, n. 2, p. 141–43, 2012. DOI: 10.32385/rpmgf.v28i2.10932. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/10932. Acesso em: 17 apr. 2026.