| IRT | immunoreactive trypsin; interresponse time; interstitial radiotherapy |
|---|---|
| IRTO | immunoreactive trypsin output |
| ITI | inter-alpha-trypsin inhibitor; intertrial interval |
| ITIH2 | inter-alpha-trypsin inhibitor, heavy chain 2 |
| ITIL | inter-alpha-trypsin inhibitor, light chain |