Fang, Dong
Zhao, Chenglin
Ren, Da
Yu, Wei
Wang, Rui
Wang, Huihui
Li, Xuesong
Yin, Wenshi
Yu, Xiaoteng
Yang, Kunlin
Liu, Pei
Shan, Gangzhi
Li, Shuqing
He, Qun
Wang, Xiaoying
Xin, Zhongcheng
Zhou, Liqun
Funding for this research was provided by:
Science and technology achievements and the appropriate technology promotion projects of Beijing Municipal Commision of Health and Family Planning (TG-2014-13)
National Natural Science Foundation of China (81372746)