Yang, Jingyuan
Zhang, Chenxi
Wang, Erqian
Chen, Youxin http://orcid.org/0000-0002-7231-5058
Yu, Weihong
Article History
Received: 2 March 2019
Revised: 27 June 2019
Accepted: 20 September 2019
First Online: 4 November 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. 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. For this type of study formal consent is not required.