nivolumab based treatment
nivolumab alone
mML - (neo)adjuvant (NA)
mML - NA - all population 9    
mML - NA - PDL1 positive 1
mML - 1st line (L1)
mML - L1 - all population 7   
mML - L1 - BRAF mutant 2
mML - L1 - BRAF wild 3   
mML - 2nd line (L2)
mML - L2 - all population 11   
mML - L2 - BRAF mutant 1
Comparator:  vs ipilimumab alone;   vs dacarbazine;   vs Standard of Care (SoC);   vs Ipilimumab (10 mg/kg);   vs placebo; 
Risk of bias:  low;   some concerns;   high;  NA;