| ETS | educational testing service; electrical transcranial stimulation |
|---|---|
| FES | family environment scale; fat embolism syndrome; flame emission spectroscopy; forced expiratory spir... |
| GEA | gastric electrical activity |
| HAM | hearing aid microphone; helical axis in motion; human albumin microsphere; human alveolar macrophage... |
| HPAA | hydroperoxyarachidonic acid; hydroxyphenylacetic acid; hypothalamo-pituitary-adrenal axis |