Intracranial Vascular Stenosis and Occlusive Disease: Evaluation with CT Angiography, MR Angiography, and Digital Subtraction Angiography
AJNR 26:1012-1021,989, Bash,S.,et al, 2005
Intracranial MR Angiography:Its Role in the Integrated Approach to Brain Infarction
AJNR 15:901-908, Johnson,B.A.,et al, 1994