What does FIR stand for?
FIR stands for "fractional intramural retention"
How to abbreviate "fractional intramural retention"?
"fractional intramural retention" can be abbreviated as FIR
What is the meaning of FIR abbreviation?
The meaning of FIR abbreviation is "fractional intramural retention"
What does FIR mean?
FIR as abbreviation means "fractional intramural retention"
