anti-PD-(L)1pembrolizumab based treatment
pembrolizumab based treatment pembrolizumab alone pembrolizumab plus lenvatinib
mHCC - (neo)adjuvant (NA)
mHCC - 1st line (L1) 4   
mHCC - 2nd line (L2) 2     
Comparator:  vs lenvatinib;   vs placebo; 
Risk of bias:  low;   some concerns;   high;  NA;