[Budget Impact Analysis of the Adjuvanted Quadrivalent Influenza Vaccine in the Elderly in Italy]. Farmeconomia. Health Economics and Therapeutic Pathways, [S. l.], v. 23, n. 1, 2022. DOI: 10.7175/fe.v23i1.1538. Disponível em: https://journals.seedstm.com/index.php/FE/article/view/1538. Acesso em: 28 dec. 2025.