| NAZC | neutrophil azurocidin |
|---|---|
| NBI | neutrophil bactericidal index; no bone injury; non-battle injury |
| NCA | National Certification Agency; National Council on Aging; National Council on Alcoholism; neurocircu... |
| NCF | neutrophil chemotactic factor |
| NCF(C) | neutrophil chemotactic factor (complement) |