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Dahmen A, Herzog-Hauff S, Böcher WO, Galle PR, Löhr HF.Dahmen A, et al. Among authors: bocher wo.J Med Virol. 2002 Apr;66(4):452-60. doi: 10.1002/jmv.2165.J Med Virol. 2002.PMID: 11857521Clinical Trial.