RT Journal Article SR Electronic T1 Occlusion of the Basilar Artery JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 823 OP 823 DO 10.1212/WNL.6.11.823 VO 6 IS 11 A1 Hans Haugsted YR 1956 UL http://n.neurology.org/content/6/11/823.abstract AB