https://www.semanticscholar.org/topic/Forced-Expiratory-Volume-in-6-Seconds/678125
Forced Expiratory Volume in 6 Seconds | Semantic Scholar
A test of lung function, the FEV6 is the volume exhaled during six seconds of a forced expiratory maneuver started from the level of total lung capacity.
forced expiratory volumein 6secondssemanticscholar