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The serotonin theory of depression: a systematic umbrella review of the evidence | Molecular Psychiatry

https://doi.org/10.1038/s41380-022-01661-0

Is the chemical imbalance an ¡Æurban legend¡Ç? An exploration of the status of the serotonin theory of depression in the scientific literature - ScienceDirect

https://doi.org/10.1016/j.ssmmh.2022.100098

The Cause of Depression Is Probably Not What You Think | Quanta Magazine

https://www.quantamagazine.org/the-cause-of-depression-is-probably-not-what-you-think-20230126/

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