力拓首席执行官艾博年(Tom Albanese)昨日在北京表示：“我们显然非常关心这个问题。”这是艾博年自雇员被拘留以来首次访问中国。

In Beijing yesterday, Tom Albanese, Rio Tinto's chief executive, who is visiting China for the first time since the detentions, said: "This issue is obviously of great concern."

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一些研究表明这两种支架相关的死亡率和心脏病发生率都非常接近，但是美敦力和艾博特公司的更新的药物涂层支架也许会改变这个结果。

Some studies suggest that death and heart attack rates are similar for the two types of stent, but newer drug-coated products from companies like Medtronic and Abbott Laboratories may change that.

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