| ER | efficiency ratio; epigastric region; ejection rate; electroresection; emergency room; endoplasmic re... |
|---|---|
| ERV | equine rhinopneumonitis virus; expiratory reserve volume |
| ESIMV | expiratory synchronized intermittent mandatory ventilation |
| ETL | echo train length; expiratory threshold load |
| expir | expiration, expiratory, expired |