| Ir | immune response [gene]; iridium |
|---|---|
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| LAR | laryngology; late asthmatic response; late reaction; left arm recumbent; leukocyte antigen-related |
| MDR | median duration of response; medical device reporting; minimum daily requirement; multidrug resistan... |
| MICR | methacholine inhalation challenge response |