| AAP | air at atmospheric pressure; American Academy of Pediatrics; American Academy of Pedodontics; Americ... |
|---|---|
| AGPA | American Group Practice Association; American Group Psychotherapy Association |
| AOPC | adult outpatient psychotherapy clinic |
| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |
| BPsTh | Bachelor of Psychotherapy |