The census data also shows thousands of secondary school teachers are taking lessons in subjects that they have not studied at degree level.
Although the effects of the metals in this dust have not been studied directly in humans, their behaviour in the laboratory has been observed.
Many patients get it at low doses for uses that have not been well studied, such as treating insomnia and agitation in Alzheimer's disease.
Stevens said that Manet's portraits have "not been studied in either exhibition or book form" before, despite the artist's "unswerving commitment to the genre of portraiture throughout his career".
Many other factors that have been studied do not seem to affect the risk of breast cancer (dietary fat intake, cigarette smoking, past oral contraceptive use, exposure to electromagnetic fields).
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Other non-hormonal treatments studied thus far have not been as effective as venlafaxine, said Loprinzi.
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But Schuchat said another underlying condition may have played a role but was not studied.
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But according to the researchers, most people they studied did not have enough of the vitamin in their diets and required supplements.
Among the agents classed in Group 2B, possibly carcinogenic, are coffee and DDT, both of which have been extensively studied and found not be linked to cancer.
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Matthew Israel, also possibly not surprisingly, seems to have studied under B.
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As New York's crime rate has plunged, its policing methods have been widely studied and imitated, not only in America but also abroad.
Many Wall Street bankers and lawyers who have studied the chain believe it may not be able to avoid liquidation.
"It's not about what you have or haven't studied, " says Kristen Clemmer Meeks, a recruiting manager at the social-media company.
It is not anything I have ever got involved in or studied closely, but I could see how sales tax compliance of a major retail chain would be a massive undertaking.
Another question FitzGerald wants studied: whether or not some patients have their pain relieved by one medicine, but not another--and why.
By contrast the outstanding investors that I have interviewed or studied in my years at Forbes do not not obsess over being diversified.
Increasing the number of students who claim to have studied there can damage a university's reputation if those students do not receive the level of teaching that the university's name was built on.
They studied 1, 433 Americans who have had meningiomas and compared them with 1, 350 others who have not.
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So far, safety studies have suggested it is not toxic, but the latest research, published in the Journal of Allergy and Clinical Immunology, studied the effect on the lungs and breathing.
"The Netherlands are now, next to the Scandinavian countries, the only country where the royal family does not have to compromise" on expenses, said Herman Matthijs, a professor at the University of Ghent who has studied the budget costs of Europe's royal families.
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