Pharmacoeconomic evaluation of influenza vaccination programs in elderly in Italy. Farmeconomia. Health Economics and Therapeutic Pathways, [S. l.], v. 10, n. 2, p. 59–72, 2009. DOI: 10.7175/fe.v10i2.164. Disponível em: https://journals.seedstm.com/index.php/FE/article/view/164. Acesso em: 15 feb. 2026.