It turned out that one of--there were three vaccine manufacturers, one of them was using the procedure not quite correctly, they weren't completely killing the virus when they produced their vaccine.

结果显示,疫苗的生产厂家一共有三个,其中一家的生产程序不是非常正确,他们在生产疫苗的时候,并没有完全杀死病毒

耶鲁公开课 - 生物医学工程探索课程节选

If you take newborn babies-- It's very hard to do research with newborn babies actually because of the consent procedure and everything, so most of this work is done in France, where they have no laws at all.

如果你去找些新生儿,由于知情同意书以及其他的问题,研究新生儿实际上是非常困难的,因此大部分的研究都是在法国进行的,因为法国并没有任何与此有关的法规

耶鲁公开课 - 心理学导论课程节选