| COA | Canadian Ophthalmological Association; Canadian Orthopaedic Association; certificate of authority; c... |
|---|---|
| DHA | dehydroacetic acid; dehydroascorbic acid; dehydroepiandrosterone; dihydroacetic acid; dihydroxyaceto... |
| RHA | Regional Health Authority; right hepatic artery |
| UKAEA | United Kingdom Atomic Energy Authority |