Xu, Zijie
Zhang, Hua
Guo, Minkang
Wen, Zhenxing
Zhang, Jian
Zhou, Aiguo http://orcid.org/0000-0003-1717-101X
Article History
Received: 17 January 2020
Accepted: 20 May 2020
First Online: 8 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Board of the First Affiliated Hospital of Chongqing Medical University (IRB approval number: 2019-230).
: For this type of article informed consent is not required.