Lai, Ketong
Li, Shuquan
Lin, Weixiong
Yang, Dezhai
Chen, Wenqiang
Li, Minqing
Pang, Lihong
Chen, Ping https://orcid.org/0000-0003-1222-7870
Article History
Received: 14 December 2017
Accepted: 29 May 2018
First Online: 9 June 2018
Compliance with ethical standard
:
: All procedures performed in studies involving human participants were in accordance with human study protocols, approved by the medical ethics committee of the First Affiliated Hospital of Guangxi Medical University, and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants.
: All authors declare no conflict of interest.