# peak expiratory flow

> person's maximum speed of expiration

**Wikidata**: [Q1719529](https://www.wikidata.org/wiki/Q1719529)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Peak_expiratory_flow)  
**Source**: https://4ort.xyz/entity/peak-expiratory-flow


## References

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