| IVN | intravenous nutrition |
|---|---|
| NHANES | National Health and Nutrition Examination Survey |
| NN | neonatal; nevocellular nevus; normally nourished; normal nutrition; nurse's notes |
| NNC | National Nutrition Consortium |
| NR | do not repeat [Lat. non repetatur]; nerve root; neural retina; neutral red; noise reduction; nonreac... |