| NB | nail bed; neuro-Behc;cet [syndrome]; neuroblastoma; neurometric battery; newborn; nitrous oxide-barb... |
|---|---|
| NPS | nail-patella syndrome |
| YNS | yellow nail syndrome |
| CEA | carcinoembryonic antigen; carotid endarterectomy; cholesterol-esterifying activity; cost-effectivene... |
| e | base of natural logarithms, approximately 2.7182818285; egg transfer; ejection; electric charge; ele... |