Lai, Yerui
Chen, Jinhua
Li, Ling
Yin, Jingxia
He, Junying
Yang, Mengliu
Jia, Yanjun
Liu, Dongfang
Liu, Hua
Liao, Yong
Yang, Gangyi
Article History
Received: 26 May 2015
Accepted: 25 April 2016
First Online: 16 May 2016
Competing interests
: The authors declare no competing financial interests.