| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |
|---|---|
| PIC | Personality Inventory for Children; polymorphism information content |
| PILL | Pennebaker Inventory of Limbic Languidness |
| PMI | pain management inventory; past medical illness; patient medication instruction; perioperative myoca... |
| PNID | Peer Nomination Inventory for Depression |