Ferrara P, Masuet-Aumatell C, Ramon-Torrell JM. Acceptance of yellow fever vaccine in the older traveller: a cohort study: Yellow fever vaccination in elderly: adherence and challenges. Acta Biomed [Internet]. 2021 Sep. 2 [cited 2024 Jul. 18];92(4):e2021098. Available from: https://mattioli1885journals.com/index.php/actabiomedica/article/view/11619