High Biologically Effective Dose Radiotherapy for Brain Metastases May Improve Survival and Decrease Risk for Local Relapse Among Patients With Small-Cell Lung Cancer: A Propensity... oleh Qing-yang Zhuang MD, Jin-luan Li PhD, Fei-fei Lin MD, Xi-jin Lin MD, Huaqin -lin MD, Youjia -Wang MD, Yaobin -Lin MD, Yun-xia Huang MD, Xue-qing Zhang MD, Li-rui Tang MD, Jun-xin Wu MD, PhD