RT Journal Article SR Electronic T1 Level 5 JF Journal of NeuroInterventional Surgery JO J NeuroIntervent Surg FD BMJ Publishing Group Ltd. SP 659 OP 660 DO 10.1136/neurintsurg-2016-012509 VO 8 IS 7 A1 Chen, Michael YR 2016 UL http://jnis.bmj.com/content/8/7/659.abstract AB