Effects of EGFR-TKIs combined with intracranial radiotherapy in EGFR-mutant non-small cell lung cancer patients with brain metastases: a retrospective multi-institutional analysis. - He, Mingfeng; Wu, Xue; Li, Li; Yi, Guangming; Wang, Yitian; He, Hengqiu; Ye, Ying; Zhou, Ruiqin; Xu, Zaicheng; Yang, Zhenzhou (Radiation Oncology, 2025)