Funding for this research was provided by:
National Natural Science Foundation of China (81670451, 81770430, 81870179, 81470469)
Shanghai Rising-Star Program (17QA1403000)
Shanghai Municipal Commission of Health and Family Planning (2018YQ17)
Text and Data Mining valid from 2019-08-07
Received: 11 May 2019
Accepted: 29 July 2019
First Online: 7 August 2019
Ethics approval and consent to participate
: The study was approved by the Hospital Ethics Committee, and written informed consent was obtained from all patients.
: Not applicable.
: The authors declare that they have no competing interests.