Funding for this research was provided by:
the project of academic leader of health system in Pudong New Area, Shanghai (PWRd2019-05)
Science and Technology Project of Nantong City (MSZ19166)
Received: 16 February 2020
Accepted: 2 June 2020
First Online: 16 June 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Pudong New Area Peoples’ Hospital affiliated to Shanghai University of Medicine and Health Sciences. Informed consent was obtained from all the participants.
: The authors report no conflict of interest related to this manuscript.