| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
|---|---|
| ECP | ectrodactyly-cleft palate [syndrome]; effector cell precursor; endocardial potential; eosinophil cat... |
| ER | efficiency ratio; epigastric region; ejection rate; electroresection; emergency room; endoplasmic re... |
| BOE | benign occipital epilepsy |
| FO | fiberoptic; fish oil; foot arthrosis; foramen ovale; forced oscillation; fronto-occipital |