What does EFR stand for?
EFR stands for "Expiratory Flow Rate"
How to abbreviate "Expiratory Flow Rate"?
"Expiratory Flow Rate" can be abbreviated as EFR
What is the meaning of EFR abbreviation?
The meaning of EFR abbreviation is "Expiratory Flow Rate"
What does EFR mean?
EFR as abbreviation means "Expiratory Flow Rate"
