The retractions follow a separate one, two years ago, of a paper by Dr. Buck that was published in the journal Nature in 2001.

本次撤回事件发生的两年之前，巴克博士已经撤回了一篇2001年发表在《自然》杂志上的论文。

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In the meantime, more retractions are coming, according to Dr Califf.

与此同时，按照卡利夫博士的说法，还会有更多的论文被撤回。

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Retractions are when you can see the ribs when your child is trying to breathe.

三凹征指的是，当你孩子试着努力呼吸时，你可以看到肋骨。

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Cornyn was dismissive of Hagel's statements, calling them "retractions, " and the response from Schumer and Boxer.

NPR: Schumer, Boxer To Back Hagel For Pentagon's Job

It is the latest in a series of retractions in the aerospace industry in Wales during the last few months.

BBC: Jobs go as aerospace plant closes

Not so, says a National Academy of Sciences study that attributes two thirds of the retractions in the biomedical and life-sciences to scientific misconduct.

FORBES: A Barrage Of Legal Threats Shuts Down Whistleblower Site, Science Fraud