Qian, Subo
Xia, Weimin
Wu, Yu
Cao, Qifeng
Ding, Yu
Huang, Yunteng
Shen, Haibo http://orcid.org/0000-0002-1183-6570
Article History
Received: 26 March 2020
Accepted: 27 May 2020
First Online: 7 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Ethics Committee of Xinhua Hospital and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study formal consent is not required.