| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
|---|---|
| PAT | Pain Apperception Test; paroxysmal atrial tachycardia; patient; phenylaminotetrazole; physical abili... |
| AAP | air at atmospheric pressure; American Academy of Pediatrics; American Academy of Pedodontics; Americ... |
| IPA | immunoperoxidase assay; incontinentia pigmenti achromians; independent physician or practice associa... |
| CAT | California Achievement Test; capillary agglutination test; catalase; cataract; catecholamine; Childr... |