Tramadolo: profilo farmacologico, terapeutico e farmacoeconomico. Farmeconomia. Health Economics and Therapeutic Pathways, [S. l.], v. 5, n. 3, p. 151–162, 2004. DOI: 10.7175/fe.v5i3.794. Disponível em: https://journals.seedstm.com/index.php/FE/article/view/794. Acesso em: 29 dec. 2025.