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[1] Cryan, J. F., et al. (2019). The Microbiota-Gut-Brain Axis. *Physiological Reviews*, 99(4), 1877-2013.ïŒâ»è³è
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[2] Nguyen, T. T., Jeste, D. V., et al. (2021). Association of Loneliness and Wisdom With Gut Microbial Diversity and Composition: An Exploratory Study. *Frontiers in Psychiatry*, 12, 648475.
[3] é«ç°æå (2021). ãåèªææãæãã è³ã®ç²ãããšããããã°ãè
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