Yuan, Qing
He, Qiao
Mi, Qiang
Yin, Min-Zhi
Han, Ya-Li
Gao, Yi-Jin http://orcid.org/0000-0002-7592-4115
Article History
Received: 20 May 2020
Accepted: 9 July 2020
First Online: 13 July 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 institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.