| ARDS | acute respiratory distress syndrome; adult respiratory distress syndrome |
|---|---|
| ASSR | adult situation stress reaction |
| ATCL | adult T-cell leukemia or lymphoma |
| ATL | Achilles tendon lengthening; acute T-cell leukemia; adult T-cell leukemia; anterior tricuspid leafle... |
| ATLA | adult T-cell leukemia virus-associated antigen; alternatives to laboratory animals |