Funding for this research was provided by:
National Natural Science Foundation of China (No. 81571699)
Article History
Received: 9 November 2019
Accepted: 28 March 2020
First Online: 7 April 2020
Compliance with ethical standards
:
: We declare that we have no conflict of interest.
: This study was approved by the Ethics Committee of Shanghai Jiao Tong University Affiliated Sixth People’s Hospital. All procedures carried out in this study involving human participants were in accordance with Helsinki Declaration of 1964 and its subsequent amendments.
: Informed consent was obtained from all individual participants included in the study.