Hyperacute Ischemic Stroke: Middle Cerebral artery Susceptibility Sign at Echo-Planar Gradient-Echo MR Imaging
Radiology 232:466-473, Rovira,A.,et al, 2004
Magnetic Resonance Imaging Detection of Microbleeds Before Thrombolysis
Stroke 33:95-98, Kidwell,C.S.,et al, 2002