PT - JOURNAL ARTICLE AU - L. Hacein-Bey AU - P.N. Varelas TI - Pedunculated Basilar Terminus Aneurysm with Pseudo-Septation due to Anterior Herniation through a Perforated Membrane of Liliequist AID - 10.3174/ajnr.A1624 DP - 2009 May 27 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2009/05/27/ajnr.A1624.short 4100 - http://www.ajnr.org/content/early/2009/05/27/ajnr.A1624.full