| IVF | interventricular foramen; intervertebral foramen; intravascular fluid; intravenous fluid; in vitro f... |
|---|---|
| NRI | nerve root involvement; nerve root irritation; nonrespiratory infection |
| FO | Fossa(Foramen) Ovale |
| PFO | Patent Foramen Ovale |
| CF | calcaneal fibular [ligament]; calcium leucovorin; calf blood flow; calibration factor; cancer-free; ... |