| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
|---|---|
| ECM | electronic claims management; embryonic chick muscle; erythema chronicum migrans; experimental cereb... |
| EEE | eastern equine encephalitis; eastern equine encephalomyelitis; experimental enterococcal endocarditi... |
| EGN | experimental glomerulonephritis |
| EHSDS | experimental health services delivery system |