Wang, Yizhi
Zhu, Qinyi
Lin, Feikai
Xie, Li
Li, Jiarui
Wang, Xipeng http://orcid.org/0000-0002-3352-1684
Funding for this research was provided by:
Shanghai Municipal Health Bureau (16CR4028A)
Scientific and Innovative Action Plan of Shanghai (17411968100)
Article History
Received: 29 August 2019
Accepted: 23 September 2019
First Online: 11 November 2019
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Shanghai First Maternity and Infant Hospital, affiliated with Tongji University (KS1512), and was conducted in accordance with the Declaration of Helsinki. All patients signed written informed consent to participate in this study. The author(s) agreed to provide copies of the appropriate documentation if requested.
: Not applicable.
: The results and writing of this study was supported by a 3 years action plan from Shenkang (16CR4028A) and a key grant from the Shanghai Scientific and Technology Commission (17411968100). The authors declare that they have no competing interests in this section.