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Ind Psychiatry J. 2009 Jan;18(1):70-3. doi: 10.4103/0972-6748.57865.

Event-related potential: An overview.

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Department of Psychiatry, RINPAS, Ranchi, India.


Electroencephalography (EEG) provides an excellent medium to understand neurobiological dysregulation, with the potential to evaluate neurotransmission. Time-locked EEG activity or event-related potential (ERP) helps capture neural activity related to both sensory and cognitive processes. In this article, we attempt to present an overview of the different waveforms of ERP and the major findings in various psychiatric conditions.


Event-related potential; Neurotransmission; Psychiatric disorders

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