Li, Kaifu
Kang, Hua
Wang, Yajun
Hai, Tao
Rong, Guohua
Sun, Haichen
Funding for this research was provided by:
National Natural Science Foundation of China (81172517)
Specialized Research Fund for the Doctoral Program of Higher Education of China (20111107110001)
China Medical Fund (313.2233)
Beijing Municipal Health System Academic Leaders of High-Level Health Personnel Program (2011-2-28)