RT Journal Article SR Electronic T1 Intraspinal steroids: history, efficacy, accidentality, and controversy with review of United States Food and Drug Administration reports JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 433 OP 443 DO 10.1136/jnnp.70.4.433 VO 70 IS 4 A1 D A Nelson A1 W M Landau YR 2001 UL http://jnnp.bmj.com/content/70/4/433.abstract AB