Li, Zhigang
Fan, Erica K
Liu, Jinghua
Scott, Melanie J
Li, Yuehua
Li, Song
Xie, Wen
Billiar, Timothy R
Wilson, Mark A
Jiang, Yong
Wang, Ping
Fan, Jie
Article History
Received: 16 January 2017
Revised: 24 March 2017
Accepted: 27 March 2017
First Online: 11 May 2017
Competing interests
: The authors declare no conflict of interest.