Gao, Ming
Feng, Nana
Liu, Xiang
Sun, Jianhua
Hou, Guangdong
Zhang, Lei
Yin, Hong
Guo, Boda
Wu, Jiayu
Huang, Mengmeng
Yuan, Jianlin
Guo, Jun
Liu, Peng http://orcid.org/0000-0001-6965-8001
Funding for this research was provided by:
China Postdoctoral Science Foundation Grant (2019M650985)
The Development Funds of Shaanxi Science and Technology Agency of China (2018SF/091)
National Natural Science Foundation of China (81603631, 81771918)
Shaanxi Health and Family Planning Commission Foundation of China for Youths (2016E04)
Article History
First Online: 6 August 2020
Compliance with ethical standards
: The Northwest Women’s and Children’s Hospital in China approved all research procedures of the current study, which were in accordance with the the Code of Ethics of the World Medical Association (Declaration of Helsinki).
: The authors declare that there is no conflict of interest.