PT - JOURNAL ARTICLE AU - Castillo, M. AU - Alvarez, H. TI - Artery or Vein: To Be or Not To Be? AID - 10.3174/ajnr.A2266 DP - 2011 May 01 TA - American Journal of Neuroradiology PG - 791--793 VI - 32 IP - 5 4099 - http://www.ajnr.org/content/32/5/791.short 4100 - http://www.ajnr.org/content/32/5/791.full SO - Am. J. Neuroradiol.2011 May 01; 32