Chen, Ning
Shi, Jianwei
Huang, Jiaoling
Yu, Wenya
Liu, Rui
Gu, Li
Yang, Rong
Yu, Zhaohu
Liu, Qian
Yang, Yan
Cui, Sainan
Wang, Zhaoxin https://orcid.org/0000-0002-5022-4497
Funding for this research was provided by:
National Key Scientific Instrument and Equipment Development Projects of China (SQ2018YFC130057)
National Natural Science Foundation of China (71774116, 71603182, 71804128)
Shanghai Municipal Population and Family Planning Commission (201740202)
Shanghai Municipal Health Bureau (2018YQ52)
Article History
Received: 31 July 2019
Accepted: 27 February 2020
First Online: 6 April 2020
Ethics approval and consent to participate
: The project was approved by the Ethics Committees of Tongji University and Shanghai Tenth People’s Hospital (ref: LL-2016-ZRKX-017). Written informed consent was obtained from all the study participants. For participants under 16 years old, written informed consent was obtained from a parent or guardian. None of the patients’ personal information included in the database was available to individuals who did not participate in the research.
: Not applicable.
: The authors declare that they have no competing interests.