213: Serial Magnetic Resonance Spectroscopy Imaging Predicts Clinical Outcomes in High-Grade Glioma During and After Post-Operative Radiotherapy. (September 2016) - Wang, Michael H.; Patel, Samir; Wachowicz, Keith; Yahya, Atiyah; Murtha, Albert; Amanie, John; Fulton, Dorcas; Urtasun, Raul; Ghosh, Sunita; Roa, Wilson H.