Zhao, Ziyan, Yanyu Zhu, Chang You, Yan Wang, Tianchi Zhuang, and Yingqi Yang. “Causal Relationship Between Chronic Gastritis and Sleep Apnea Syndrome: A Bidirectional and Two-Step Mendelian Randomization Study”. Life Conflux 1, no. 3 (June 30, 2025): e180. Accessed July 15, 2025. http://ojs.lifeconfluxpress.com/index.php/lifeconflux/article/view/zrtsfk74.