| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
|---|---|
| ECRI | Emergency Care Research Institute |
| ED | early-decision [applicant]; early differentiation; ectodermal dysplasia; ectopic depolarization; eff... |
| EDC | emergency decontamination center; end-diastolic count; estimated date of conception; expected date o... |
| ED | LOS emergency department length of stay |