[url=http://sf.curbed.com/2016/4/12/11415526/san-francisco-san-jose-life-expectancy-stanford]http://sf.curbed.com/2016/4/12/11415526/san-francisco-san-jose-life-expectancy-stanford[/url]

The study, done in conjunction with several other universities, including MIT, and published in the Journal of American Medicine this week, compares life expectancy by income level and region nationwide. They found that if you live in San Francisco or San Jose, you have extra years in life compared to the national average.

回复 [url=http://forums.huaren.us/showtopic.aspx?topicid=1999816&postid=71399929#71399929]6楼kiki3890528的帖子[/url]


人口组成不同怎么比? 只能是提供个数据而已

piggyaya 发表于 4/13/2016 11:33:31 PM [url=http://forums.huaren.us/showtopic.aspx?topicid=1999816&postid=71400045#71400045][/url]

都是美国人