| Em | mid-point redox potential |
|---|---|
| EMAP | evoked muscle action potential |
| EMP | electric membrane property; electromagnetic pulse; Embden-Meyerhof pathway; external membrane potent... |
| EP | echo planar; ectopic pregnancy; edible portion; electrophoresis; electrophysiologic; electroprecipit... |
| EPI | echo planar imaging; electronic portal imaging; Emotion Profile Index; epilepsy; epinephrine; epithe... |