AUTHOR=Wang Dandan , Li Zhe-Xuan , Hu Lanlin , Wang Ying , Xu Senlin , Xu Chuan TITLE=Squamous cell carcinoma of the small intestine: a case report and review of literature JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1550917 DOI=10.3389/fonc.2025.1550917 ISSN=2234-943X