| NINCDS | National Institute of Neurological and Communicative Disorders and Stroke |
|---|---|
| NINCDS/ADRDA | National Institute of Neurological and Communicative Diseases and Stroke/Alzheimer's Disease and Rel... |
| NINDB | National Institute of Neurological Diseases and Blindness |
| NS | natural science; Neosporin; nephrosclerosis; nephrotic syndrome; nervous system; neurological surger... |
| NSA | Neurological Society of America; normal serum albumin; no salt added; no significant abnormality; no... |