Figure 573

![Figure 573: Polysomnographic scoring criteria used in the study are presented, detailing the classification of wake, NREM, and REM states from ECoG recordings.]()

> Source: Kazim Sahin et al. "Impact of a Novel Valerian Extract on Sleep Quality, Relaxation, and GABA/Seroto." *Antioxidants (Basel, Switzerland)*, 2024. PMID: [38929096](https://pubmed.ncbi.nlm.nih.gov/38929096/)

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  <img src="" alt="Polysomnographic scoring criteria used in the study are presented, detailing the classification of wake, NREM, and REM states from ECoG recordings." />
  <figcaption>Figure 573. Polysomnographic scoring criteria used in the study are presented, detailing the classification of wake, NREM, and REM states from ECoG recordings.<br>  Source: Kazim Sahin et al. "Impact of a Novel Valerian Extract on Sleep Quality, Relaxation, and GABA/Seroto." <em>Antioxidants (Basel, Switzerland)</em>, 2024. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/38929096/">38929096</a></figcaption>
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