RT Journal Article SR Electronic T1 Neurology of Infancy JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 523 OP 523 DO 10.1212/WNL.10.5.523 VO 10 IS 5 YR 1960 UL http://n.neurology.org/content/10/5/523.1.abstract AB