| AIHA | American Industrial Hygiene Association; autoimmune hemolytic anemia |
|---|---|
| AISA | acquired idiopathic sideroblastic anemia |
| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
| APAF | antipernicious anemia factor |
| CDA | Canadian Dental Association; Certified Dental Assistant; chenodeoxycholic acid; ciliary dyskinesia a... |