Chen, Anqi
Zhang, Suhua
Li, Jixi
Ji, Chaoneng
Chen, Jinzhong
Li, Chengtao
Article History
Received: 17 October 2018
Accepted: 13 April 2019
First Online: 31 July 2019
Compliance with ethics guidelines
: Anqi Chen, Suhua Zhang, Jixi Li, Chaoneng Ji, Jinzhong Chen, and Chengtao Li declare that they have no conflicts of interest. All conducted procedures were in accordance with the ethical standards of the human laboratory responsibility committee (institutions and countries).