61.   Just two weeks ago Japanese researchers reported that cloned mice have markedly shorter lifespans than ordinary mice.

62.   Just two weeks ago, researchers reported that estrogen did nothing to slow the progression of heart disease in women whose arteries had already been partly blocked by it.

63.   Lack of health insurance coverage can increase your risk of death, medical researchers reported Monday at a Seattle scientific meeting of the American Medical Association.

64.   Last month Japanese researchers reported that increased levels of chloride and sulfate ions had been found in mineral water around Kobe in the four months before the earthquake there.

65.   Last fall, congressional researchers reported that nonnative species are causing millions of dollars in damage each year.

66.   Last year, South African researchers reported the preliminary findings of a study in Soweto comparing HIV transmission rates between mothers who breast-fed with those who bottle-fed.

67.   Last month Swedish researchers reported that having frequent, inadequately treated heartburn increased the risk of esophageal cancer nearly eightfold.

68.   Last year Canadian researchers reported that transplants of human islet cells from donor organs had freed eight patients from the chore of daily insulin injections.

69.   Last summer, researchers reported in the British Medical Journal that levels of pesticide residues in fatty tissue of women had no relationship to their risk of breast cancer.

70.   Last week, researchers reported in the journal Science that they had identified a gene that predisposes some people to anxiety.

n. + report >>共 510
newspaper 16.66%
radio 6.86%
medium 6.03%
official 4.48%
company 4.29%
television 3.89%
police 3.13%
government 2.18%
witness 1.94%
station 1.71%
researcher 0.83%
researcher + v. >>共 450
say 19.69%
find 8.84%
be 4.75%
believe 2.70%
use 2.12%
have 2.00%
report 1.80%
hope 1.76%
look 1.60%
suggest 1.40%
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