摘要

<正>1文献来源Park JW,Liu MC,Yee D,et al. Adaptive randomization of Neratinib in early breast cancer[J].N Eng J Med,2016,375(1):11-22.2证据水平1b。3背景·肿瘤异质性使确定乳腺癌最佳疗法具有挑战性。·新辅助化疗所能达到的替代终点——病理完全缓解率(pathologic complete response,