Wei, Zexiu
Zeng, Xingquan
Qin, Cheng
Wang, Yulin
Bai, Lijun
Xu, Qijun
Yuan, Hongjun
Tang, Yawei
Nyima, Tashi
Funding for this research was provided by:
National Science and Technology Support Program (2012BAD03B01)
Tibet Autonomous Region Financial Special Fund (2015CZZX001, 2015ZC001)