Li, Yuanchao
Hao, Jinghao
Wei, Fengli
Fu, Lei
Liu, Yu
Wang, Zhongju
Yang, Changchun
Li, Baojun
Funding for this research was provided by:
The National Natural Science Foundation of China (21401168)
The National Natural Science Foundation of China (U1204203)
Outstanding Young Teacher Development Fund of Zhengzhou University (1421316037)