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How worrying is it that more and more teens are using e-cigarettes?

How worrying is it that more and more teens are using e-cigarettes?

作者:燕妍鹎  时间:2019-03-08 06:20:00  人气:

6okean/Getty By Sam Wong YOUTH smoking rates have been falling for decades. But now doctors and parents in the US are sounding the alarm over a new teen trend: the fashion for vaping. Between 2010 and 2017,