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Ritter U, Damm-Welk C, Fuchs U, Bohle RM, Borkhardt A, Woessmann W.Ritter U, et al.Oligonucleotides. 2003;13(5):365-73. doi: 10.1089/154545703322617041.Oligonucleotides. 2003.PMID: 15000827