| IWI | inferior wall infarction; interwave interval |
|---|---|
| JIH | joint interval histogram |
| MIH | Master of Industrial Health; migraine with interval headache; minimal intermittent heparin [dose] |
| MTI | malignant teratoma, intermediate; minimum time interval; moving target indicator |
| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |