| ESA | Electrolysis Society of America; endocardial surface area; epidermal surface antigen; esterase; este... |
|---|---|
| GHAA | Group Health Association of America |
| GSoA | Gerontological Society of America |
| HCA | heart cell aggregate; hepatocellular adenoma; home care aide; Hospital Corporation of America; hydro... |
| HIAA | Health Insurance Association of America |