Jiang, C
Zhu, Y
Zhou, Z
Gumin, J
Bengtsson, L
Wu, W
Songyang, Z
Lang, F F
Lin, X
Article History
Received: 1 May 2016
Revised: 13 October 2016
Accepted: 14 October 2016
First Online: 19 December 2016
Competing interests
: The authors declare no conflict of interest.