Shen, Yinchen
Li, Mo
Liu, Kun
Xu, Xiaoyin
Zhu, Shaopin
Wang, Ning
Guo, Wenke
Zhao, Qianqian
Lu, Ping
Yu, Fudong
Xu, Xun
Funding for this research was provided by:
National Key R&D Program of China (2016YFC0904800, 2019YFC0840607)
National Natural Science Foundation of China (81800831, 81800799)
National Science and Technology Major Project of China (2017ZX09304010)
Shanghai Municipal Commission of Health and Family Planning (201740088)
Article History
Received: 23 December 2019
Accepted: 13 March 2020
First Online: 24 March 2020
Ethics approval and consent to participate
: All procedures performed in the study were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was submitted to the ethics committee of Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China. The need for ethics approval and written consent was waived by the ethics committee of Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China according to national regulations (the document is attached as an additional file).
: As the manuscript did not contain any individual details, images or videos, the written consent was not applicable.
: The authors declare that they have no competing interests.