| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
|---|---|
| ir | immunoreactive; intrarectal; intrarenal |
| IR-ACTH | immunoreactive adrenocorticotropic hormone |
| IrANP | immunoreactive atrial natriuretic peptide |
| IR-AVP | immunoreactive arginine-vasopressin |