| ECA | External Carotid Artery |
|---|---|
| ECA | electrical control activity; electrocardioanalyzer; endothelial cytotoxic activity; enterobacterial common antigen; epidemiological catchment area; esophageal carcinoma; ethacrynic acid; ethylcarboxylate adenosine; external carotid artery |
| ECAO | enteric cytopathogenic avian orphan [virus] |
| ECAQ | elderly cognitive assessment questionnaire |
| NIMH-ECA | NIMH-Epidemiologic Catchment Area |
|---|