Zhao, Y., B. Zhang, H. Zhang, K. Xu, and S. Li. “Cerebral Vasospasm and Hemodynamic Alterations Following Aneurysmal Subarachnoid Hemorrhage Revealed With Combined CT Perfusion and CT Angiography ”. Journal of Neurology and Epidemiology, vol. 2, no. 2, July 2014, pp. 65-75, doi:10.12974/2309-6179.2014.02.02.3.