Zhang, Bing
Wu, Dianming
Fang, Yifan
Bai, Jianxi
Huang, Wenhua
Liu, Mingkun
Chen, Jiancai
Li, Le
Article History
Accepted: 16 May 2019
First Online: 27 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interests.
: 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.
: Informed consent was obtained from all individual participants included in the study.