A phase II study combining radiotherapy and atezolizumab/nab-paclitaxel for inoperable or recurrent programmed death-ligand 1-positive triple-negative breast cancer: IMRad-Br study protocol and safety run-in.
BACKGROUND Triple-negative breast cancer (TNBC) is an aggressive subtype lacking estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2 expressions, with poor prognosis and limited treatment options. Studies have demonstrated the efficacy of immune checkpoint inhibitors (ICIs) combined w...