| NSD | Nairobi sheep disease; neonatal staphylococcal disease; neurosecretory dysfunction; night sleep depr... |
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| NSS | normal saline solution; normal size and shape; not statistically significant; nutrition support serv... |
| NT | nasotracheal; neotetrazolium; neurotensin; neurotrophic; neutralization test; nicotine tartrate; non... |
| CTH | Chronic Tension Headache |
| (A-a)DN2 | alveolo-arterial nitrogen tension difference |
| eyes, glaucoma | Disease (there is more than one type) characterised by increased pressure within the eye. Glaucoma can lead to blindness. Glaucoma is five times more likely to occur in Blacks than in Whites. Early detection of glaucoma is essential to the preservation of vision. Glaucoma can be treated with medications, laser or traditional surgery. (12 Dec 1998) |
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