What does OAS stand for?
OAS stands for "open-access flexible sigmoidoscopy"
How to abbreviate "open-access flexible sigmoidoscopy"?
"open-access flexible sigmoidoscopy" can be abbreviated as OAS
What is the meaning of OAS abbreviation?
The meaning of OAS abbreviation is "open-access flexible sigmoidoscopy"
What does OAS mean?
OAS as abbreviation means "open-access flexible sigmoidoscopy"
