RT Journal Article SR Electronic T1 CT signs of central descending transtentorial herniation. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 844 OP 845 VO 6 IS 5 A1 Hahn, F J A1 Gurney, J YR 1985 UL http://www.ajnr.org/content/6/5/844.abstract AB