| AAB | Association of Applied Biologists |
|---|---|
| AACO | American Association of Certified Orthoptists |
| AAVA | American Association of Veterinary Anatomists |
| ABN | Association of British Neurologists |
| AEI | Artists Embassy International |
| ATA | Artists Television Access |
| AUR | Association of University Radiologists |
| BSA | Bearing Specialists Association |
| EBA | Enriched Bread Artists |
| IA | International Artists |