# forced expiratory volume in 1 second
**Wikidata**: [Q1309034](https://www.wikidata.org/wiki/Q1309034)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Forced_expiratory_volume_in_1_second)  
**Source**: https://4ort.xyz/entity/forced-expiratory-volume-in-1-second