RT Journal Article SR Electronic T1 Spread of sodium fluorescein in normal brain tissue JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 1081 OP 1081 DO 10.1212/WNL.11.12.1081 VO 11 IS 12 A1 H. J. Hoffman A1 J. Olszewski YR 1961 UL http://n.neurology.org/content/11/12/1081.abstract AB