| ADFR | activate, depress, free, repeat [coherence therapy] |
|---|---|
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| LRT | local radiation therapy; long terminal repeat; lower respiratory tract |
| LTR | location transactivating region; long terminal repeat |
| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |