Using a variety of tests, they found virtually no correlation between an individual country's GDP growth rate per head and the returns to investors.
Dr Paul Jenkins, consultant endocrinologist and clinical director of Genetic Health - a UK company offering a variety of tests - said it was an evolving field.
While doctors can perform a variety of tests on an unconscious person without his or her consent if they feel they could help determine the source of the problem, a conscious patient in casualty would have to give permission for urine samples to be taken, and the tests could not be made a pre-condition of treatment.
In the 1990s, Russian chemist Sergey Bachurin showed it had potential for improving cognition in a variety of lab-animal tests.
With that lab network, established with a grant from the Foundation for AIDS Research, a New York-based philanthropy, samples from the baby have been subjected to a variety of the most advanced tests to detect and monitor the AIDS virus.
Internal beta tests are already underway, and a variety of the team's prototypes are available in the office for other Valve employees to tool around with.
ENGADGET: Valve's first hardware beta starting by next year, wearable computing still far off
The Virus Bulletin tests try to catch out anti-virus software with a variety of malicious programs including bots and worms known to be spreading online, file infectors, polymorphic and macro viruses.
In tests on macaque monkeys, the vaccine produces potent antibodies that disable a variety of HIV strains from around the world, something previous vaccines have generally failed to do.
In a series of clean bills passed by the House, the GOP should propose a variety of measures including scaling back the federal budget to 2006 levels, a balanced budget amendment, means tests and age eligibility increases for Social Security, and meaningful Medicaid reform.
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