Natalizumab-Associated PML
Neurol 88:1197-1205, Schwab, N.,et al, 2017
Efficacy and safety of apixaban compared with warfarin according to patient risk of stroke and of bleeding in atrial fibrillation: a secondary analysis of a randomized controlled trial
Lancet 380:1749-1758, Lopes, R.,et al, 2012