| NIMH-ECA | NIMH-Epidemiologic Catchment Area |
|---|---|
| ECA | electrical control activity; electrocardioanalyzer; endothelial cytotoxic activity; enterobacterial ... |
| AHA | acetohydroxamic acid; acquired hemolytic anemia; acute hemolytic anemia; American Heart Association;... |
| IA | ibotenic acid; immune adherence; immunoadsorbent; immunobiologic activity; impedance angle; indolami... |
| LA50 | total body surface area of burn that will kill 50% of patients (lethal area) |