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Pryor A, Tung L, Yang Z, Kapadia F, Chang TH, Johnson LF.Pryor A, et al. Among authors: chang th.Nucleic Acids Res. 2004 Mar 26;32(6):1857-65. doi: 10.1093/nar/gkh347. Print 2004.Nucleic Acids Res. 2004.PMID: 15047853Free PMC article.
Tseng SS, Weaver PL, Liu Y, Hitomi M, Tartakoff AM, Chang TH.Tseng SS, et al. Among authors: chang th.EMBO J. 1998 May 1;17(9):2651-62. doi: 10.1093/emboj/17.9.2651.EMBO J. 1998.PMID: 9564047Free PMC article.