| MD | Doctor of Medicine [Lat. Medicinae Doctor]; magnesium deficiency; main duct; maintenance dose; major... |
|---|---|
| B3 | niacin |
| NE | national emergency; necrotic enteritis; necrotizing enterocolitis; nephropathia epidemica; nerve end... |
| NIA | National Institute on Aging; nephelometric inhibition assay; niacin; no information available; Nutri... |
| nia | niacin |