atezolizumab based treatment
atezolizumab plus carboplatin plus nab-paclitaxel atezolizumab plus nab-paclitaxel atezolizumab plus nab-paclitxel followed by doxorubicin plus cyclophosphamide atezolizumab plus paclitaxel
Comparator:  vs carboplatin plus nab-paclitaxel;   vs placebo plus SoC;   vs Standard of Care (SoC); 
Risk of bias:  low;   some concerns;   high;  NA;