| SLE | slit lamp examination; St. Louis encephalitis; systemic lupus erythematosus |
|---|---|
| SLEV | St. Louis encephalitis virus |
| F344 | Fischer 344 [rat] |
| FR | failure rate; film-screen radiograph; fasciculus retroflexus; febrile reaction; feedback regulation;... |
| FRE | Fischer rat embryo; flow-related enhancement |