Pre-Made Glasses Could Fix Vision Cheaply for Many
NEW YORK - Ready-(1) _______ reading glasses can help many(2) _______ with(3) ________ vision to see better, a new study demonstrates. These glasses could(4) __________ a cost-(5) ________ way to treat vision problems in the developing world, (6) __________ eye-care resources are (7) _________, the researchers suggest. Many(8) _________ countries do not have optometrists or others trained in refraction or (9) _________ a prescription of spectacles.(10) ________ basic training, (11) _________, ''ready-made spectacles could easily be provided by paramedical staff.''
(12) _________ describes the eye's ability to(13) __________ a ray of light in a certain direction in order to form an image on the retina. Many vision problems are(14) __________ to refractive error, which is(15) _________ easy to correct. The ability of eyeglasses to correct refractive error is(16) _________ in dioptres. Maini and his colleagues evaluated the (17) __________ of pre-made glasses to correct refractive errors in (18) __________ 2,600 individuals, aged 40 to 60 years, from rural and(19) __________ areas in Victoria, Australia.
About 500 (20%) of the study (20) _________ exhibited relatively mild vision problems(21) _________ could be fixed by ''off-the-shelf'' spectacles, the researchers report in the November(22) _________ of the British Journal of Ophthalmology. Stocking the glasses in half-dioptre(23) __________ across a 7-diopter range would ensure that eyeglasses were(24) __________ hand for nearly 90% of these people, the researchers note.
``(25)__________ for ready-made spectacles may be low in urban Australia, but this study may be(26) _________ practical application in diverse communities, especially in countries (27) _________ optometric resources may be limited or nonexistent,'' the researchers write. ``This study has(28) ___________ that a campaign to improve the vision of large numbers of people with refractive error(29) ___________ line with Vision 2020 is warranted and feasible with potentially great(30) ___________ to be reaped,'' Maini and his colleagues conclude.
1-A painless heart attack, when sufferers ___________ shortness of breath and discomfort in the chest but feel no ache, can be the most deadly, British doctors said on Tuesday.
2-Studies have shown that some obese __________, who have very high leptin levels and a normal appetite, may be resistant to the hormone's appetite-suppressing effects.
3-``There is an extreme __________ in diagnosis and treatment of depression in Germany, and also in the rest of Europe,'' Hegerl said. Often, doctors will inappropriately diagnose physical __________ in patients with depression, he said. ``Only about 10% to 15% of people suffering depression are treated correctly.''
4-The source, who did not want to be identified, said the mailroom __________ has been taking the antibiotic Cipro and not believed to be in any danger. The New York Post, owned by Rupert Murdoch's News Corp., was not immediately available for __________ but was expected to make a statement shortly.
5-The US Environmental Protection Agency (EPA) on Wednesday submitted __________ to ease federal anti-smog fuel regulations to help prevent gasoline supply crunches like those seen in the Midwest during the summer of 2000.
6-The results of an animal study provide new insight into how leptin, better known as the ''obesity hormone,'' works to control ___________.
7-Mbeki has been criticized at home and abroad for his ____________ to acknowledge a direct link between HIV and AIDS or that the disease constitutes an emergency in South Africa.
8-In experiments with mice, the investigators found that animals lacking a protein that helps neutralize the effects of disease-causing free radicals in the body had significantly shorter life ____________.
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