Funding for this research was provided by:
Natural Science Foundation of Zhejiang Province (LQ18H090002, LQ17H090002)
Medicine and health science and technology projects of Zhejiang province (2018KY665, 2017KY610)
Ningbo Natural Science Foundation (2017A610223)
Ningbo Health Branding Subject Fund (PPXK2018-04)
Text and Data Mining valid from 2019-07-20
Received: 6 March 2019
Accepted: 18 June 2019
First Online: 20 July 2019
Compliance with Ethical Standards
: All experiments were approved by the Ethics Committee of Ningbo First Hospital and written informed consent was given by all participants.
: The authors declare that they have no conflict of interest.