Rodrigues MS, Machado CA, Pagnoncelli D, Avvad E, Paixão JC da, Gallo CV de M. TP53 and XRCC1 polymorphisms and breast cancer prognosis: a case-case study . Clinics. 2011;66(6):1097-1100. doi:10.1590/S1807-59322011000600030