| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
|---|---|
| ECC | electrocorticogram, electrocorticography; electronic claim capture; embryonal cell carcinoma; emerge... |
| ICCU | intensive coronary care unit; intermediate coronary care unit |
| ICF | immunodeficiency-centromeric instability-facial anomalies [syndrome]; indirect centrifugal flotation... |
| MCO | managed care organization; medical care organization; multicystic ovary |