AUTHOR=Quan Rencui , Han Ling , Wu Shihai , Li Xianming 

TITLE=Sinonasal small-cell carcinoma combined concurrently with small-cell lung carcinoma: case report and literature review

JOURNAL=Frontiers in Immunology

VOLUME=16

YEAR=2025

URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1457907

DOI=10.3389/fimmu.2025.1457907

ISSN=1664-3224