| AE | above-elbow [amputation]; acrodermatitis enteropathica; activation energy; adult erythrocyte; advers... |
|---|---|
| AH | abdominal hysterectomy; absorptive hypercalciuria; accidental hypothermia; acetohexamide; acid hydro... |
| AHES | artificial heart energy system |
| AHR | antihyaluronidase reaction; Association for Health Records; atrial heart rate |
| ALLHAT | Antihypertensive and Lipid Lowering Treatment to Prevent Heart Attack Trial |