What does OcB stand for?
OcB stands for "obstructive chronic bronchitis"
How to abbreviate "obstructive chronic bronchitis"?
"obstructive chronic bronchitis" can be abbreviated as OcB
What is the meaning of OcB abbreviation?
The meaning of OcB abbreviation is "obstructive chronic bronchitis"
What does OcB mean?
OcB as abbreviation means "obstructive chronic bronchitis"
