Affanni P, Colucci ME, Bracchi MT, Capobianco E, Zoni R, Caruso L, et al. Virological Surveillance of Influenza in the eight epidemic seasons after the 2009 pandemic in Emilia-Romagna (Northern Italy). Acta Biomed [Internet]. 2019 Sep. 13 [cited 2024 Jul. 18];90(9-S):35-44. Available from: https://mattioli1885journals.com/index.php/actabiomedica/article/view/8722