Xue, Ying
Jia, Xuebing
Li, Changcan https://orcid.org/0000-0002-3555-7816
Zhang, Ke
Li, Lei
Wu, Jinhuan
Yuan, Jian
Li, Qi
Funding for this research was provided by:
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
National Natural Science Foundation of China (81572310)
Outstanding disciplines leaders of Shanghai Municipal Commission of Health and Family Planning
Article History
Received: 28 December 2018
Revised: 3 September 2019
Accepted: 4 October 2019
First Online: 25 October 2019
Conflict of interest
: The authors declare that they have no conflict of interest.