Cao, Bei
Wei, Qian-Qian
Ou, Ruwei
Zhao, Bi
Hu, Tao
Chen, Yongping
Yang, Jing
Lei, Fei
Tang, Xiangdong
Shang, Hui-Fang
Funding for this research was provided by:
Young scholars' scientific research fund of Sichuan University (2016SCU11017)
Article History
Received: 5 September 2017
Revised: 25 December 2017
Accepted: 16 January 2018
First Online: 29 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Sichuan University research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The Ethics Committee of Sichuan University approved this study. Informed consent was obtained from all individual participants included in the study.