Hu, Shujuan
Chou, Jifan
Cheng, Jianbo
Funding for this research was provided by:
Special Scientific Research Project for Public Interest of China (GYHY201206009)
National Natural Science Foundation of China (40805034)
National Natural Science Foundation of China (41475068)
Fundamental Research Funds for the Central Universities of China (lzujbky-2012-13)