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biological

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retardation

retardation In this source, retardation refers to psychomotor retardation: a depressive symptom pattern seen especially in melancholia and considered alongside vegetative symptoms.

In this source, retardation refers to psychomotor retardation: a depressive symptom pattern seen especially in melancholia and considered alongside vegetative symptoms. It is discussed as a feature that may be linked to altered GABA-related brain function.