TY - JOUR T1 - Artery or Vein: To Be or Not To Be? JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 791 LP - 793 DO - 10.3174/ajnr.A2266 VL - 32 IS - 5 AU - M. Castillo AU - H. Alvarez Y1 - 2011/05/01 UR - http://www.ajnr.org/content/32/5/791.abstract N2 - ER -