To tell you the truth, I use this, this in a month, or better, there is no effect, the advertisement says so exaggerated, I guess I'll use a period of time will be better
I buy it here,

这个哮喘是会遗传的吧

去三楼发的博客看了呢，写的很详细呢，我也准备 去给我们家老爷子买一台，试试

妈妈的哮喘每次发作，都很痛苦呢，好心疼妈妈。