A new study used a computer model to predict how just three grams less a day would affect heart disease in the United States.

VOA: special.2010.01.27

I'd like to give you examples of three of very famous epistudies on diet and health: The Framingham Heart Study, The Seven Country Study, and The Nurses' Health Study, and then we'll talk about some of the overall results from these sort of things.

我想给大家讲有关饮食与健康的关系的,三个著名传染病学研究实验,弗明汉心脏病研究,七国研究,以及护士健康研究,然后讲一下这些因素带来的一些总体影响

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The scientists used a computer model to predict how just three grams less salt a day would affect heart disease in the United States.

VOA: special.2010.03.03

The American Heart Association advises no more than three grams for healthy people.

VOA: special.2010.01.27

A new study shows that some obese children as young as three have early warning signs for heart disease.

VOA: standard.2010.03.09

"We will rebuild this economy stronger than before,and at its heart will be three powerful words: Made In America."

VOA: standard.2010.08.11

The study found people in poor neighborhoods are two to three times more likely to have a heart attack than those living in a wealthier part of town.

VOA: standard.2010.06.04

EJ Davis,4,was only three-months-old when he underwent open heart surgery.

VOA: standard.2010.01.01