Researchers at UNC and in China studied more than 750 Chinese men and women, aged between 40 and 59, in three rural villages in north and south China.

 
  • 北卡罗林娜大学在中国的研究者选取了750名以上的男性和女性居民,他们来自中国南部和北部的三个乡村地区,年龄在40到59岁之间。
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