| NET | nasoendotracheal tube; nerve excitability test; neuroectodermal tumor; neuroendocrine tumor; norepin... |
|---|---|
| NGT | nasogastric tube; nominal group technique; normal glucose tolerance |
| NTD | neural tube defect; nitroblue tetrazolium dye; noise tone difference; 5'-nucleotidase |
| OTT | orotracheal tube |
| PET | peak ejection time; polyethylene terphthalate; poor exercise tolerance; positron emission tomography... |