Jin, Fengyan
Hagemann, Nina
Sun, Li
Wu, Jiang
Doeppner, Thorsten R.
Dai, Yun http://orcid.org/0000-0003-2285-0818
Hermann, Dirk M.
Funding for this research was provided by:
National Natural Science Foundation of China (81471165, 81670190, 81670189)
Jilin Provincial Health and Family Planning Research Program (20142041)
Deutsche Forschungsgemeinschaft (HE3173/2-1, HE3173/3-1)
Dr. Werner-Jackstädt Foundation
Heinz-Nixdorf Foundation
Article History
Received: 11 December 2017
Accepted: 6 February 2018
First Online: 15 February 2018
Compliance with ethical standards
:
: All authors declare no conflict of interest.