Xu, Li
Liu, Xiaohong
Yin, Zhenhao
Liu, Qian
Lu, Lili
Xiao, Min
Funding for this research was provided by:
the Major State Basic Research Development Program of China (973 Program) (2012CB822102)
National High Technology Research and Development Program of China (863 Program) (2012AA021504)
the Key Grant Project of Chinese Ministry of Education (313033)
Science and Technology Development Project of Shandong Province (2014GSF121006, 2015GSF121004)
the National Natural Science Foundation of China (31301155)
the Shandong Provincial Natural Science Foundation (ZR2013CQ043)