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Vadhan-Raj S, Hittelman WN, Broxmeyer HE, Keating M, Urdal D, Gutterman JU.Vadhan-Raj S, et al.Ann N Y Acad Sci. 1989;554:231-40. doi: 10.1111/j.1749-6632.1989.tb22425.x.Ann N Y Acad Sci. 1989.PMID: 2660675