| EM | early memory; ejection murmur; electromagnetic; electron micrograph; electron microscopy, electron m... |
|---|---|
| GFCI | ground-fault circuit-interrupter |
| GFI | glucagon-free insulin; goodness-of-fit index; ground-fault interrupter |
| EI | Edmonton injector; electrolyte imbalance; electron impact; electron ionization; emotionally impaired... |
| E/M | electron microscope, electron microscopy; evaluation and management |