Text and Data Mining valid from 2020-02-14
Received: 15 August 2019
Accepted: 27 January 2020
First Online: 14 February 2020
Ethics approval and consent to participate
: All animal experiments for this project were approved by the Ethics Committee of Sichuan Normal University. No human subjects were used in this study.
: Not applicable.
: The authors declare that they have no competing interests.