# delta wave

> high amplitude brain wave, whose frequency lies between 0.5 and 4 hertz

**Wikidata**: [Q2623205](https://www.wikidata.org/wiki/Q2623205)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Delta_wave)  
**Source**: https://4ort.xyz/entity/delta-wave


## References

1. Freebase Data Dumps. 2013
2. UMLS 2023
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)