| NIRS | near-infrared spectroscopy; normal inactivated rabbit serum |
|---|---|
| NIS | nationwide impatient sample; near-infrared intracranial spectroscopy; N-iodosuccinimide; no inflamma... |
| NM | near-miss; neomycin; neuromedin; neuromuscular; neutrophil migration; nictitating membrane; nitrogen... |
| NMSIDS | near-miss sudden infant death syndrome |
| NP | nasopharynx, nasopharyngeal; near point; necrotizing pancreatitis; neonatal-perinatal; neuritic plag... |