AUTHOR=Guo Zhen , Li Tianyuan , Duan Xiufang 

TITLE=Metastatic INI-1−deficient undifferentiated lung cancer with EGFR 19del mutation identified in pleural effusion: a case report and review of the literature

JOURNAL=Frontiers in Oncology

VOLUME=Volume 15 - 2025

YEAR=2025

URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1539309

DOI=10.3389/fonc.2025.1539309

ISSN=2234-943X