PT - JOURNAL ARTICLE AU - W. Brinjikji AU - H.J Cloft AU - D.F. Kallmes TI - Difficult Aneurysms for Endovascular Treatment: Overwide or Undertall? AID - 10.3174/ajnr.A1633 DP - 2009 May 20 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2009/05/20/ajnr.A1633.short 4100 - http://www.ajnr.org/content/early/2009/05/20/ajnr.A1633.full