What does PBA stand for?
PBA stands for "Pressure Breathing for Altitude"
How to abbreviate "Pressure Breathing for Altitude"?
"Pressure Breathing for Altitude" can be abbreviated as PBA
What is the meaning of PBA abbreviation?
The meaning of PBA abbreviation is "Pressure Breathing for Altitude"
What does PBA mean?
PBA as abbreviation means "Pressure Breathing for Altitude"
