Khatri R, Memon MZ, Zacharatos H, Taqui AM, Qureshi MH, Vazquez G, Suri MF, Rodriguez GJ, Tummala RP, Ezzeddine MA, Qureshi AI. Impact of percutaneous transluminal angioplasty for treatment of cerebral vasospasm on subarachnoid hemorrhage patient outcomes. Neurocrit Care. 2011 Aug; 15(1):28-33.