Guo, S T
Chi, M N
Yang, R H
Guo, X Y
Zan, L K
Wang, C Y
Xi, Y F
Jin, L
Croft, A
Tseng, H-Y
Yan, X G
Farrelly, M
Wang, F H
Lai, F
Wang, J F
Li, Y P
Ackland, S
Scott, R
Agoulnik, I U
Hondermarck, H
Thorne, R F
Liu, T
Zhang, X D
Jiang, C C
Article History
Received: 20 May 2015
Revised: 30 July 2015
Accepted: 24 August 2015
First Online: 28 September 2015
Competing interests
: The authors declare no conflict of interest.