| EF study | Ejection-Fraction study |
|---|---|
| EF | ectopic focus; edema factor; ejection fraction; elastic fibril; electric field; elongation factor; e... |
| ExEF | ejection fraction during exercise |
| LVEF | left ventricular ejection fraction |
| REF | ejection fraction at rest; referred; refused; renal erythropoietic factor |