Sun, Shuqin
He, Yiran
Funding for this research was provided by:
National Natural Science Foundation of China (11461058)
Scientific Research Fund of Sichuan Provincial Education (11ZB153, 11ZA180)
Scientific Research Fund of Sichuan Minzu College (13XYZB011, 12XYZB006)
National Natural Science Foundation of China (11271274)