| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| AG | abdominal girth; agarose; aminoglutethimide; analytical grade; anion gap; antigen; antiglobulin; ant... |
| AGL | acute granulocytic leukemia; agglutination; aminoglutethimide |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |
| OET | oral endotracheal tube; oral esophageal tube |