| NPD | narcissistic personality disorder; natriuretic plasma dialysate; negative pressure device; Niemann-P... |
|---|---|
| PIOPED | Prospective Investigation of Pulmonary Embolism Diagnosis [data base] |
| PM-DRG | pediatric modified diagnosis-related group |
| PODx | preoperative diagnosis |
| PRECEDE | predisposing, reinforcing, and enabling causes in educational diagnosis and evaluation [model] |