| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
|---|---|
| AAP | air at atmospheric pressure; American Academy of Pediatrics; American Academy of Pedodontics; Americ... |
| APS | adenosine phosphosulfate; American Pain Society; American Pediatric Society; American Physiological ... |
| SRT | sedimentation rate test; simple reaction time; sinus node recovery time; sitting root test; speech r... |
| ASHA | American School Health Association; American Social Health Association; American Speech and Hearing ... |