| AHA | acetohydroxamic acid; acquired hemolytic anemia; acute hemolytic anemia; American Heart Association;... |
|---|---|
| AIA | allylisopropylacetamide; amylase inhibitor activity; anti-immunoglobulin antibody; anti-insulin anti... |
| ANA | acetylneuraminic acid; American Narcolepsy Association; American Neurological Association; American ... |
| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
| ATA | alimentary toxic aleukia; American Thyroid Association; aminotriazole; antithymic activity; antithyr... |