Wu, Guan
Hu, Ying
Liu, Yang
Zhao, Jingjing
Chen, Xueli
Whoehling, Vincent
Plesse, Cédric
Nguyen, Giao T. M.
Vidal, Frédéric
Chen, Wei
Article History
Received: 8 January 2015
Accepted: 23 April 2015
First Online: 1 June 2015
Competing interests
: The authors declare no competing financial interests.