Cao, Hongli
Fang, Liang
Chen, Lin
Zhan, Jia
Diao, Xuehong
Liu, Yingchun
Lu, Chen
Zhang, Zhengwang
Chen, Yue
Funding for this research was provided by:
Shanghai Municipal Health and Family Planning Commission of China (201640285)
Article History
Received: 28 November 2019
Accepted: 24 March 2020
First Online: 30 March 2020
Ethics approval and consent to participate
: This single-institution retrospective study was approved by the ethical committee of Huadong hospital, and written informed consent was obtained from all patients.
: Not applicable.
: The authors declare that they have no competing interests.