Sarsarshahi, A. , , Boostani, R. , , Sarsarshahi, S. , and Kiani, R. . "Evaluation of Risk Factors of Patients with Subarachnoid Hemorrhage in Motahari Hospital of Urmia University (March 2002-March 2006)", Medical Journal of Mashhad university of Medical Sciences, 50, 4, 2007, 367-370. doi: 10.22038/mjms.2007.5538