| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |
|---|---|
| PID | pain intensity difference [score]; pelvic inflammatory disease; photoionization detector; picture im... |
| PMI | pain management inventory; past medical illness; patient medication instruction; perioperative myoca... |
| PPI | partial permanent impairment; patient package insert; present pain intensity; purified porcine insul... |
| PPID | peak pain intensity difference [score] |
| SPID | Sum of pain intensity differences |
|---|---|
| HI | high intensity |
| LSI | light scattering intensity |
| RFI | relative fluorescence intensity |