What does SFN stand for?
SFN stands for "sustained frontal negative component"
How to abbreviate "sustained frontal negative component"?
"sustained frontal negative component" can be abbreviated as SFN
What is the meaning of SFN abbreviation?
The meaning of SFN abbreviation is "sustained frontal negative component"
What does SFN mean?
SFN as abbreviation means "sustained frontal negative component"
