| FO | Fossa(Foramen) Ovale |
|---|---|
| PFO | Patent Foramen Ovale |
| CF | calcaneal fibular [ligament]; calcium leucovorin; calf blood flow; calibration factor; cancer-free; ... |
| FM | face mask; facilities management; family medicine; feedback mechanism; fetal movement; fibromuscular... |
| FO | fiberoptic; fish oil; foot arthrosis; foramen ovale; forced oscillation; fronto-occipital |