Funding for this research was provided by:
Science and Technology Support Program of Jiangsu Province (BL2013022)
Received: 12 March 2020
Accepted: 12 May 2020
First Online: 20 May 2020
Ethics approval and consent to participate
: Verbal informed consent were obtained from all involved participants and the study was performed in accordance with the Declaration of Helsinki and approved by the institutional ethical board of Northern Jiangsu Province People’s Hospital, Jiangsu Province, China.
: Not applicable.
: The authors have no conflicts of interest to declare.