Stereotactic Radiosurgery to the Resection Cavity for Brain Metastases: Prognostic Factors and Outcomes. - Abel, R.J.; Lederman, A.; Ji, L.; Chen, T.; Zada, G.; Liu, C.; Apuzzo, M.; Cheng, Y.; Chang, E. (International Journal of Radiation Oncology, Biology, Physics, 2014)