Funding for this research was provided by:
Outstanding Clinical Discipline Project of Shanghai Pudong (PWYgy 2018-05)
Beijing Health Special Foundation (JING 15-10)
Received: 10 March 2020
Accepted: 26 May 2020
First Online: 30 May 2020
Ethics approval and consent to participate
: The study was conducted in accordance with the Declaration of Helsinki, and was approved by the Medical Ethics Committee of Shanghai General Hospital Baoshan Branch and the Medical Ethics Committee of Beijing Anzhen Hospital. All participants provided written informed consent.
: Not applicable.
: The authors of the manuscript do not have any closely related papers or manuscripts that have been submitted or published elsewhere and declare that they do not have any competing interests.