美国宾夕法尼亚州立大学对该校一名出名的研究人员展开了正式调查，以判定他进行气候变化研究的方式是否涉嫌学术不端。
Pennsylvania State University has begun a formal investigation into whether a prominent faculty member is guilty of scientific misconduct for the way he carried out research into climate change.
最初对于叶酸研究的部分实验始于1994年末，当时研究人员对11,280名妇女进行了非正式调查，并采集了其中72%人的血样作为原始血液样本。
The original trial of which the folic acid study was a part began in late 1994 when 11,280 women were enrolled in a run-in; baseline blood samples were collected from 72% of the group.
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