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Gilsdorf A, Poggensee G; Working Group Pandemic Influenza A(H1N1)v.Gilsdorf A, et al.Euro Surveill. 2009 Aug 27;14(34):19318. doi: 10.2807/ese.14.34.19318-en.Euro Surveill. 2009.PMID: 19712649Free article.
Suess T, Buchholz U, Dupke S, Grunow R, an der Heiden M, Heider A, Biere B, Schweiger B, Haas W, Krause G; Robert Koch Institute Shedding Investigation Group.Suess T, et al. Among authors: biere b.Am J Epidemiol. 2010 Jun 1;171(11):1157-64. doi: 10.1093/aje/kwq071. Epub 2010 May 3.Am J Epidemiol. 2010.PMID: 20439308