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Karo B, Haas W, Kollan C, Gunsenheimer-Bartmeyer B, Hamouda O, Fiebig L; German ClinSurv HIV Study Group.Karo B, et al. Among authors: fiebig l.BMC Infect Dis. 2014 Mar 19;14:148. doi: 10.1186/1471-2334-14-148.BMC Infect Dis. 2014.PMID: 24646042Free PMC article.