Funding for this research was provided by:
Jiangsu Science and Technology Department (BL2013022)
Received: 15 June 2020
Accepted: 13 August 2020
First Online: 7 September 2020
Ethics approval and consent to participate
: Informed consent were obtained from all involved participants and the study was performed in accordance with the Declaration of Helsinki and approved by the institutionalethical board of Northern Jiangsu Province People’s Hospital, Jiangsu Province, China.
: Not applicable.
: The authors declare that they have no competing interests.