| FR | failure rate; film-screen radiograph; fasciculus retroflexus; febrile reaction; feedback regulation;... |
|---|---|
| RACE | rapid amplification of complementary deoxyribonucleic acid ends |
| FRT | Family Relations Test; full recovery time |
| MSRT | Minnesota Spatial Relations Test |
| ORT | object relations technique; operating room technician; oral rehydration therapy |