| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
|---|---|
| ECD | ectrodactyly; electrochemical detector; electron capture detector; endocardial cushion defect; enzym... |
| ECPOG | electrochemical potential gradient |
| ERM | electrochemical relaxation method; extended radical mastectomy |
| REM | 1) Rapid Eye Movement; 급속 안구 운동 2) Radiation Equivalent to Man |