AUTHOR=Xu Jinhe , Zhang Wenting , Xie Feilai , Wang Chenxi , Cheng Feng , Rao Ruiying , Chen Ying , Zhang Lei , Wen Wen , Zhao Zhongquan , Yuan Jialing , Zheng Yuqin , Yu Zongyang TITLE=Prognostic significance of ALK high expression in SCLC: a 9-year cohort analysis JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1530339 DOI=10.3389/fonc.2025.1530339 ISSN=2234-943X