AUTHOR=Chen Yi-Qi , Chen Zhen-Ya , Song Zheng-Qi , Liang Hai-Bo , Li Yi-Jun , Su Hong , Jin Hai-Ming , Bai Xue-Qin TITLE=Causal relationships between dietary factors and spinal diseases: a univariable and multivariable Mendelian randomization study JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1437484 DOI=10.3389/fnut.2025.1437484 ISSN=2296-861X