According to medical studies, 90% of the identified human illnesses were primarily caused by stress.

按照医学研究，90%被诊断出来的疾病主若是由压力造成的。

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Roughly 50 percent of people who reach 85 will become demented, according to studies conducted by investigators at Rush Medical Center in Chicago.

根据芝加哥拉什医学中心的调查员所做的研究，大约有50%的85岁以上的人会变得精神错乱。

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Autopsy results on Tuesday were inconclusive, pending further studies, according to the medical examiner's office.

星期二的验尸结果还没有定论，根据验尸办公室还须进一步的研究。

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Incidence of Type 1 has been rising in the U.S. and in parts of Europe by about 2.5% to 4% a year for reasons scientists can't explain, according to several large-scale studies published in peer-reviewed medical journals.

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Even in the face of a mountain of medical evidence (1, 000 studies, according to USA Today)--and one would think our own common sense--we still nod in agreement when the entertainment industry solemnly intones that the effects of TV, movie and videogame violence are negligible.

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The time it took for ambulances to arrive on the scene was similar for men and women, according to researchers at the Institute for Clinical Research and Health Policy Studies at Tufts Medical Center in Boston, Massachusetts, who published the study in the journal, Circulation: Cardiovascular Quality and Outcomes.

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