AUTHOR=Zeng Chuan , Zhang Chaolong , Jia Yuxuan , Zhou Huaiyu , He Chunming , Song Haimin TITLE=Investigating the causal impact of gut microbiota on trigeminal neuralgia: a bidirectional Mendelian randomization study JOURNAL=Frontiers in Microbiology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2025.1420978 DOI=10.3389/fmicb.2025.1420978 ISSN=1664-302X