Durable response to Olaparib in EGFR and somatic BRCA2-mutated lung adenocarcinoma with leptomeningeal metastases: a case report - Hou, Fang-fang; Liu, Li-rong; Zhao, Wen-jie; Qu, Yan-chun; Zhou, Rui; Wang, Tian-lin; Ye, Yong-song; Chai, Xiao-shu; Zhang, Hai-bo (Frontiers in Oncology, 2025)