Volpp says more studies are needed to measure the real impact of incentive programs on obesity.

VOA: standard.2010.07.16

Well, Willett and others were doing studies for a number of years finding that Trans fats were having a very negative impact on health, but nobody paid much attention and they couldn't get much attention out there in the world for this kind of work.

威莱特等人多年的研究发现,反式脂肪对健康有着非常负面的影响,但没有人对此多加注意,研究者们也无法让大众注意到他们的研究

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