We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEstimating influenza vaccine efficacy from challenge and community-based study data.AuthorsBasta NE; Halloran ME; Matrajt L; Longini IM JrPublicationAmerican journal of epidemiology, 2008, Vol 168, Issue 12, p1343ISSN1476-6256Publication typearticleDOI10.1093/aje/kwn259