| NSI | negative self-image; no signs of infection/inflammation; non-syncytium-inducing |
|---|---|
| FA | false aneurysm; Families Anonymous; Fanconi anemia; far advanced; fatty acid; febrile antigen; femor... |
| FAI | first aid instruction; free androgen index; functional aerobic impairment; functional assessment inv... |
| FRC | Federal Radiation Council; frozen red cells; functional reserve capacity; functional residual capaci... |
| FRC | Functional Residual Capacity |