| EMT-I | emergency medical technician-intermediate |
|---|---|
| HEI | Health Effects Institute; high-energy intermediate; homogenous enzyme immunoassay; human embryonic i... |
| IADL | instrumental or intermediate activities of daily living |
| IC | icteric, icterus; immune complex; immunoconjugate; immunocytochemistry; immunocytotoxicity; impedanc... |
| IC | 1/2/3 intermediate care 1/2/3 |