| CF | calcaneal fibular [ligament]; calcium leucovorin; calf blood flow; calibration factor; cancer-free; ... |
|---|---|
| CFI | chemotactic-factor inactivator; closed-clenched fist injury; color flow imaging; complement fixation... |
| CFR | case-fatality ratio; citrovorum-factor rescue; Code of Federal Regulations; complement-fixation reac... |
| CFT | cardiolipin flocculation test; clinical full time; complement-fixation test |
| COMUL | complement fixation murine leukosis [test] |