We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMinor changes in the hemagglutinin of influenza A(H1N1)2009 virus alter its antigenic properties.AuthorsStrengell M; Ikonen N; Ziegler T; Julkunen IPublicationPloS one, 2011, Vol 6, Issue 10, pe25848ISSN1932-6203Publication typearticleDOI10.1371/journal.pone.0025848