一些专家质疑《柳叶刀》报道的参与研究的儿童是否都患有多动症。
Some experts question whether all the children in the Lancet study actually had ADHD.
正如《柳叶刀》和联合国儿童基金会都表明的，处理饥饿并不需要人体生化学方面的博士学位。
As the Lancet and Unicef both make clear, dealing with hunger hardly requires a doctorate in the biochemistry of the human body.
一些研究，包括2007年发表在医学杂志《柳叶刀》上的一项，发现人工色素有可能导致甚至是正常儿童的行为变化。
And some studies, including one published in The Lancet medical journal in 2007, have found that artificial colorings might lead to behavioral changes even in typical children.
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