Event-free survival by residual cancer burden with pembrolizumab in early-stage TNBC: exploratory analysis from KEYNOTE-522

Lajos Pusztai, Carsten Denkert, Joyce O’Shaughnessy, Javier Cortés, Rebecca Dent, Heather L. McArthur, Sherko Kümmel, Jonas Bergh, Y.H. Park, Rina Hui, Nadia Harbeck, Masato Takahashi, Michael Untch, Peter A. Fasching, Fátima Cardoso, Ying Zhu, Wilbur Pan, Konstantinos Tryfonidis, Peter Schmid