| EF | ectopic focus; edema factor; ejection fraction; elastic fibril; electric field; elongation factor; e... |
|---|---|
| EHPAC | Emergency Health Preparedness Advisory Committee |
| ELSS | emergency life support system |
| EM | early memory; ejection murmur; electromagnetic; electron micrograph; electron microscopy, electron m... |
| EMC&R | emergency medical care and rescue |