Definitions for "FEF"
25-75— Forced expiratory flow rate between 25% and 75% of FVC. This measure is thought to represent early evidence for obstruction.
Forced Expiratory Flow. a flow rate measurement of how much air can be expired from the lungs.
Foundry Educational Foundation
Keywords:  frontal, lobe, eye, fields, region
frontal eye fields. a region of the frontal lobe involved in eye-movement control.