PRADELLI, Lorenzo; EANDI, Mario. Implicazioni cliniche ed economiche di tramadolo SR. Farmeconomia. Health economics and therapeutic pathways, [S. l.], v. 5, n. 4, p. 243–250, 2004. DOI: 10.7175/fe.v5i4.813. Disponível em: https://provafe.seedstm.com/index.php/FE/article/view/813. Acesso em: 23 jul. 2025.