RT Journal Article SR Electronic T1 Difficult Aneurysms for Endovascular Treatment: Overwide or Undertall? JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1633 A1 W. Brinjikji A1 H.J Cloft A1 D.F. Kallmes YR 2009 UL http://www.ajnr.org/content/early/2009/05/20/ajnr.A1633.abstract AB