| NF | no fluid |
|---|---|
| NF 1 | Neurofibromatosis |
| NF 1 | Neurofibromatosis 1 |
| NF 2 | Neurofibromatosis 2 |
| NF I | Neurofibromatosis type I |
| NF-2 | neurofibromatosis |
| NF-kappa B | Nuclear transcription factor kappa B |
| NF-kappaB | Nuclear Factor kappa B |
| NF-kB | Nuclear Factor-kB |
| NF-KB | Nuclear factor kappa-B |