| HID | headache, insomnia, depression [syndrome]; herniated intervertebral disc; human infectious dose; hyp... |
|---|---|
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| MPI | mannose phosphate isomerase; master patient index; maximum permitted intake; maximum point of impuls... |
| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |
| PMI | pain management inventory; past medical illness; patient medication instruction; perioperative myoca... |