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<ahref="https://plu.mx/plum/a/?doi=10.1128%2Fmcb.13.6.3392-3400.1993"data-popup="right"data-size="large"class="plumx-plum-print-popup"data-site="plum"data-hide-when-empty="true">Purification of early-B-cell factor and characterization of its DNA-binding specificity</a>