| BWFI | bacteriostatic water for injection |
|---|---|
| CID | cellular immunodeficiency; charge injection device; chick infective dose; combined immunodeficiency ... |
| ESI | elastase-specific inhibitor; enzyme substrate inhibitor; epidural steroid injection |
| Hypo | hypodermic, hypodermic injection |
| IDU | idoxuridine; injection or intravenous drug user; iododeoxyuridine |