Riccò, M.; Vezzosi, L.; Gualerzi, G.; Odone, A.; Signorelli, C. Knowledge, Attitudes, and Practices of Influenza and Pneumococcal Vaccines Among Agricultural Workers: Results of an Italian a Cross-Sectional Study. Acta Biomed 2019, 90 (4), 439-450. https://doi.org/10.23750/abm.v90i4.7631.