What about the studies that document the fact that working women who enjoy their careers and are happy about working promote stable marriage and provide wonderful role models for their children?
The same studies that document the power of the social network have also shown that, when people are cut off from the network, they lead much shorter lives.
Her awareness of the political, health, socioeconomic and environmental conditions stems from her membership, since 1996, of the Development Studies Center which is responsible for publishing the yearly national document of relevance.
Benson, curator of the Robert Gore Rifkind Center for German Expressionist Studies at the museum, has chosen 150 works that document the zigs and zags of Richter's life as he tried various disciplines and one -ism after another.
What's less certain is the famous Vinland map, supposedly from the 15th century, that is claimed to document their notion of its coast: studies of the map's inks and stains suggest it may well be a fake.
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Until more stringent studies document what effects acupuncture might have on the sneezing and sniffling of allergies, however, you may not know for sure whether those sessions under the needles are likely to do you any good.
Gibson also notes that the World Cancer Research Fund review was based on just six studies (the other reviews ranged from 12 to over 80 studies) and that the original finding was much weaker than the one that appeared in the final document, raising questions as to why the editors rejected the conclusions of their researchers.
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Academic efforts to document Dunbar numbers in the age of social media are limited, although two Twitter studies suggest that 150 may still be a plausible estimate.
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Studies in this area have made use of large, defined cohorts, such as the Framingham Heart Study, to document risk factors in healthy populations, which are then followed for decades to see who develops heart disease.
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