RT Journal Article SR Electronic T1 Posterior Circulation and High Prevalence of Ischemic Stroke among Young Pediatric Patients with Moyamoya Disease: Evidence of Angiography-Based Differences by Age at Diagnosis JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A2216 A1 Mugikura, S. A1 Higano, S. A1 Shirane, R. A1 Fujimura, M. A1 Shimanuki, Y. A1 Takahashi, S. YR 2010 UL http://www.ajnr.org/content/early/2010/08/26/ajnr.A2216.abstract AB