| ATRX, ATR-X | X-linked alpha-thalassemia mental retardation [syndrome] |
|---|---|
| ATS | Achard-Thiers syndrome; acid test solution; alpha-D-tocopherol acid succinate; American Thoracic Soc... |
| AZGP | zinc-alpha-2-glycoprotein |
| BCKD | branched-chain alpha-keto acid dehydrogenase |
| Ea | kinetic energy of alpha particles |