TY - JOUR T1 - Multidetector computed tomography angiography in clinically suspected hyperacute ischemic stroke in the anterior circulation: an etiological workup in a cohort of Brazilian patients JO - Arquivos de Neuro-Psiquiatria A1 - Pacheco, Felipe Torres A1 - Littig, Ingrid Aguiar A1 - Gagliardi, Rubens Jose A1 - Rocha, Antônio Jose da SN - 0004-282X UL - 10.1590/0004-282X20150034 VL - 73 Y1 - 2015 PB - Brasil ER -