While Amy's incident may seem like it would be an isolated one in the health care field, a recent study by the Journal of the American Medical Association says otherwise.

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Additionally, this information would help already enrolled college students pin down a major field of study, something that most find difficult as evidenced by statistics suggesting that at least half of students change their majors at least once.

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There had been a lot of forums and papers published, she says, but the field had been handicapped by a tendency on the part of drug companies to approach the problem on a study-by-study basis, often not following up with communities after the work is done.

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