Oncologic Outcomes with De-Escalation of Axillary Surgery After Neoadjuvant Chemotherapy for Breast Cancer: Results from > 1500 Patients on the I-SPY2 Clinical Trial.

Boughey JC, Yu H, Switalla K, Velle L, Lopes A, Wallace AM, Lancaster RB, Reyna CR, Tuttle TM, Jaskowiak N, Tchou J, Rao R, Lee MC, Naik AM, Golshan M, Arciero CA, Sauder CAM, Matsen CB, Yau C, Esserman L, Mukhtar RA, I-SPY2 Locoregional Working Group