RT Journal Article SR Electronic T1 Commentary about a 20th meta-analysis JF Journal of NeuroInterventional Surgery JO J NeuroIntervent Surg FD BMJ Publishing Group Ltd. SP neurintsurg-2020-017234 DO 10.1136/neurintsurg-2020-017234 A1 Emmanuel Houdart YR 2021 UL http://jnis.bmj.com/content/early/2021/01/28/neurintsurg-2020-017234.abstract AB