National guidelines now recommend a newer version of screening - the "combined test", which may be more accurate in predicting which women are at higher risk of carrying a baby with Down's.
"Part of the investment that Russia has made is not only what the world will see in Russia, but also they're building a winter paradise that they hope to showcase through the Olympic broadcast and attract tourism in the future, " says 2010 Vancouver champion Bill Demong, who competed at a Nordic combined skiing test event in Sochi last weekend.
The initial test identified the cancer patients with 85% accuracy, and although, when combined with a follow-up test, the overall result fell to 76%, the researchers were upbeat about its potential.
Some statistical back flips needed to be performed to compare the scores of a 4-year-old entering kindergarten with those of a 5-year-old, and the two test scores were combined.
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But, combined with his omission from the Test side, it may have cost them the services of Samaraweera, a quietly, inconspicuously brilliant batsman who finally got tired of being underestimated.
Combined with other exams, this test helps determine the geographical region students will work in for the duration of their foundation programme - a two-year training course which forms the bridge between medical school and training for a specialism.
The proposed deal would combined two leading players in the semiconductor test equipment sector.
This would be combined with the announcement of a new American test site, probably in Alaska, which would not be permitted under the treaty.
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The 11 finalists were culled from 42 semifinalists Thursday afternoon, with spellers advancing based on a formula that combined their scores from a computerized spelling and vocabulary test with their performance in two onstage rounds.
The field was whittled down from 42 semifinalists Thursday afternoon, with spellers advancing based on a formula that combined their scores from a computerized spelling and vocabulary test with their performance in two onstage rounds.
The second test of a successful acquisition is that the combined companies will be better off after the deal.
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For this combined population of 45 m people, they sought to test the benefits of "existing, readily acquirable technologies that would reduce greenhouse gas emissions from fossil fuels".
The project to deliver a fleet of the zero emission taxis to the streets of London in time for 2012 is on track, with the first Fuel Cell Black Cabs covering a combined total of over 8, 000 miles in road and test track testing conditions.
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The combined resources of Rakuten and Baidu should prove to be a stiff test for Taobao.
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Each year, we test more potential new medicines than the rest of the world combined.
Each year, we test more potential new medicines than the rest of the world combined, and we lead the world in biotechnology patents.
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The Durham paceman has enjoyed a fairytale two days since returning to the Test scene and, although he was dropped by Boucher on 19, he combined canny stroke-making with dogged defence.
The concept of a combined touring Lions side began in 1891 when a group of English and Scottish players took part in a three-Test series against South Africa under the auspices of the Rugby Football Union.
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Gathering data from several of Cisco's test customers, he found that the cost to operate the router is a fifth to a half the combined energy usage and maintenance costs of the hardware that hosts the same services.
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