Launched by the US National Heart, Lung and Blood Institute in 1948, the Framingham Heart Study identifies common factors contributing to cardiovascular disease.

美国国家心肺和血液研究所1948年发起的弗雷明汉心脏研究查明了导致心血管疾病的常见因素。

But this week, the National Heart, Lung, and Blood Institute announced that scientists have managed to successfully keep pig hearts alive in baboons for over a year.

但本周，美国国家心肺血液研究所宣布， 科学家们已经成功地让猪心在狒狒体内存活了一年多。