PT - JOURNAL ARTICLE AU - A. Roldan AU - O. Wieben AU - V. Haughton AU - T. Osswald AU - N. Chesler TI - Characterization of CSF Hydrodynamics in the Presence and Absence of Tonsillar Ectopia by Means of Computational Flow Analysis AID - 10.3174/ajnr.A1489 DP - 2009 Mar 19 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2009/03/19/ajnr.A1489.short 4100 - http://www.ajnr.org/content/early/2009/03/19/ajnr.A1489.full