Li, Xiao
Hu, Yan
Xiao, Jie
Cheng, Dengfeng
Xiu, Yan
Shi, Hongcheng
Funding for this research was provided by:
National Natural Science Foundation of China (81271608)
National Natural Science Foundation of China (81201130)
Shanghai Pujiang Program (13PJ1401400)
Natural Science Foundation of Shanghai (13ZR1439200)
Shanghai Municipal Commission of Health and Family Planning (XYQ2013106)
Article History
Received: 19 August 2015
Accepted: 8 September 2015
First Online: 17 September 2015