What does UBD stand for?
UBD stands for "unexplained breathing disorder"
How to abbreviate "unexplained breathing disorder"?
"unexplained breathing disorder" can be abbreviated as UBD
What is the meaning of UBD abbreviation?
The meaning of UBD abbreviation is "unexplained breathing disorder"
What does UBD mean?
UBD as abbreviation means "unexplained breathing disorder"
