| PP | diphosphate group; emphysema [pink puffers]; near point of accommodation [Lat. punctum proximum]; pa... |
|---|---|
| PPT | parietal pleural tissue; partial prothrombin time; peak-to-peak threshold; Pfeiffer-Palm-Teller [syn... |
| Pz | 4-phenylazobenzylycarbonyl; parietal midline electrode placement in electroencephalography |
| SPL | skin potential level; sound pressure level; splanchnic; spontaneous lesion; staphylococcal phage lys... |
| APA | action potential amplitude; aldosterone-producing adenoma; Ambulatory Pediatric Association; America... |