Funding for this research was provided by:
the key program National Natural Science Foundation of China (71774046, 71333003)
Received: 19 January 2019
Accepted: 26 August 2019
First Online: 20 November 2019
Ethics approval and consent to participate
: The informed consents were accepted and signed by all participants of the study. The Ethics Committee of Harbin Medical University approved the study.
: Not applicable.
: None declared.