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Søgaard M, Nørgaard M, Pedersen L, Sørensen HT, Schønheyder HC.Søgaard M, et al. Among authors: schonheyder hc.BMC Infect Dis. 2011 May 20;11:139. doi: 10.1186/1471-2334-11-139.BMC Infect Dis. 2011.PMID: 21599971Free PMC article.