| EMRS | electronic medical record system |
|---|---|
| EMS | early morning specimen; early morning stiffness; electrical muscle stimulation; Electronic Medical S... |
| EPI | echo planar imaging; electronic portal imaging; Emotion Profile Index; epilepsy; epinephrine; epithe... |
| EPID | electronic portal imaging device |
| EPR | early progressive resistance; electron paramagnetic resonance; electronic patient record; electrophr... |