Ao, Yuanyun
Duan, Zhaojun http://orcid.org/0000-0003-3090-4150
Article History
Received: 26 June 2019
Accepted: 8 August 2019
First Online: 24 September 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Chinese CDC’s Ethics Committee on the use of animals and complied with Chinese ethics laws and regulations.