| Int | Rot internal rotation |
|---|---|
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| IRE | internal rotation in extension; iron-responsive element; isolated rabbit eye |
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| LR | labeled release; laboratory references; laboratory report; labor room; lactated Ringer [solution]; l... |