@article{:/content/10.2807/ese.15.43.19696-en, author = "Puzelli, S and Facchini, M and De Marco, M A and Palmieri, A and Spagnolo, D and Boros, S and Corcioli, F and Trotta, D and Bagnarelli, P and Azzi, A and Cassone, A and Rezza, G and Pompa, M G and Oleari, F and Donatelli, I and the Influnet Surveillance Group for Pandemic A(H1N1) 2009 Influenza Virus in Italy", title = "Molecular surveillance of pandemic influenza A(H1N1) viruses circulating in Italy from May 2009 to February 2010: association between haemagglutinin mutations and clinical outcome ", journal = "Eurosurveillance", year = "2010", volume = "15", number = "43", eid = 19696, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/ese.15.43.19696-en", doi = "https://doi.org/10.2807/ese.15.43.19696-en" }