AUTHOR=Qing Peidong , Guo Wenlong , Xie Shiming , Zhao Shengxin , Cui Liqiang , Li Mingfan , Gong Shuangquan , Hu Youpeng TITLE=Clinical efficacy of one-hole split endoscopy vs. unilateral biportal endoscopy for the treatment of single-segment lumbar spinal stenosis: a retrospective study with 2-year follow-up JOURNAL=Frontiers in Surgery VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2025.1495741 DOI=10.3389/fsurg.2025.1495741 ISSN=2296-875X