The researchers conceded that the link found in the new study was not as strong when they factored in the effects of certain health behaviors, including exercise levels, sleep habits and diet.

研究人员承认，当把锻炼水平、睡眠习惯和饮食等健康行为产生的影响考虑进去后，这项新研究发现的这种关联并没有那么大。

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The vast majority of existing studies have not found a link between phones and cancer, and if such a link exists, it is unlikely to be a large one.

现有绝大多数的研究都还未找到手机和癌症之间的联系，如果存在这样的联系，这也不可能是个大的联系。

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The statement says some research has found a link between sugar consumption and cardiovascular disease, while other research has not found a direct link.

CNN: Sugary drinks linked to 180,000 deaths worldwide

But Moroccan and Spanish investigators have not yet found a clear link between that outrage and the suicide-bombings that killed 45 people (including 12 bombers) in Casablanca, Morocco's largest city, last May.

ECONOMIST: The hunt continues

The IAEA says it is not clear whether there is a link between the particles found at the two sites.

BBC: Uranium found at second Syria site - IAEA