RT Journal Article SR Electronic T1 Select wisely: the ethical challenge of defining large core with perfusion in the early time window JF Journal of NeuroInterventional Surgery JO J NeuroIntervent Surg FD BMJ Publishing Group Ltd. SP 497 OP 499 DO 10.1136/neurintsurg-2021-017386 VO 13 IS 6 A1 Ashutosh P Jadhav A1 Werner Hacke A1 Diederik W J Dippel A1 Claus Ziegler Simonsen A1 Vincent Costalat A1 Jens Fiehler A1 Goetz Thomalla A1 Martin Bendszus A1 Tommy Andersson A1 Heinrich Paul Mattle A1 Thabele M Leslie-Mazwi A1 Maxim Mokin A1 Albert J Yoo A1 Osama O Zaidat A1 Sunil A Sheth A1 Tudor G Jovin A1 David Liebeskind YR 2021 UL http://jnis.bmj.com/content/13/6/497.abstract AB