COLOMBO, Giorgio L.; VIGANÒ, Mauro. Letter to the Editor. Farmeconomia. Health economics and therapeutic pathways, [S. l.], v. 13, n. 2, p. 97–99, 2012. DOI: 10.7175/fe.v13i2.278. Disponível em: https://provafe.seedstm.com/index.php/FE/article/view/278. Acesso em: 23 jul. 2025.