From: An automatic approach for constructing a knowledge base of symptoms in Chinese
Website name
URL
Familydoctor
http://www.familydoctor.com.cn/
JIANKE
http://www.jianke.com/
120ask
http://www.120ask.com/
QQYY
http://www.qqyy.com/
39Health
http://www.39.net/
99Health
http://www.99.com.cn/
Fh21
http://www.fh21.com.cn/
Pcbaby
http://www.pcbaby.com.cn/