Yao, Shi-Fa
Zhao, Yan-Hong
Zheng, Jing
Qian, Jie-Yan
Zhang, Chen
Xu, Zifeng
Funding for this research was provided by:
Clinical Science and Technology Innovation Program from Shanghai Shen Kang Hospital Development Center (SHDC12016225)
Article History
Received: 15 August 2020
Accepted: 11 January 2021
First Online: 20 January 2021
Ethics approval and consent to participate
: This study was approved by the Research Ethics Committee of the International Peace Maternity and Child Health Hospital (Ethical number: GKLW 2017–85) and registered in Chinese Clinical Trial Register (registration number: ChiCTR1800016163). Written informed consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.