| CSAA | Child Study Association of America |
|---|---|
| EAA | electroacupuncture analgesia; Epilepsy Association of America; essential amino acid; excitatory amin... |
| EFA | Epilepsy Foundation of America; essential fatty acid; extrafamily adoptee |
| ESA | Electrolysis Society of America; endocardial surface area; epidermal surface antigen; esterase; este... |
| GHAA | Group Health Association of America |