atezolizumab based treatmentnivolumab based treatmentanti-PD-(L)1
atezolizumab plus cometinib atezolizumab plus SoC nivolumab alone nivolumab followed by ipilimumab
mML - 1st line (L1)
mML - L1 - all population 7     
mML - L1 - BRAF mutant 2   
mML - L1 - BRAF wild 3     
Comparator:  vs ipilimumab alone;   vs ipilimumab followed by nivolumab;   vs placebo plus SoC;   vs pembrolizumab alone;   vs dacarbazine; 
Risk of bias:  low;   some concerns;   high;  NA;