| CTSS | cathepsin S; closed tracheal suction system |
|---|---|
| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
| SOLEC | stand on one leg eyes closed |
| EUA | Examination Under Anesthesia |
| ANA | acetylneuraminic acid; American Narcolepsy Association; American Neurological Association; American ... |