Wang, S
Pan, Y
Zhang, R
Xu, T
Wu, W
Zhang, R
Wang, C
Huang, H
Calin, C A
Yang, H
Claret, F X
Article History
Received: 31 July 2015
Revised: 11 March 2016
Accepted: 29 March 2016
First Online: 9 May 2016
Competing interests
: The authors declare no conflict of interest.