Zou, Wei
Senthilkumar, D. V.
Nagao, Raphael
Kiss, István Z.
Tang, Yang
Koseska, Aneta
Duan, Jinqiao
Kurths, Jürgen
Article History
Received: 28 January 2015
Accepted: 1 June 2015
First Online: 15 July 2015
Competing interests
: The authors declare no competing financial interests.