| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
|---|---|
| APGAR | American Pediatric Gross Assessment Record |
| APS | adenosine phosphosulfate; American Pain Society; American Pediatric Society; American Physiological ... |
| IPA | immunoperoxidase assay; incontinentia pigmenti achromians; independent physician or practice associa... |
| NAPNAP | National Association of Pediatric Nurse Associates and Practitioners |