Tu, Xiaoning
Li, Shan
Zhao, Lijuan
Xiao, Ran
Wang, Xiuling
Zhu, Fan http://orcid.org/0000-0001-7031-2956
Article History
Received: 24 March 2017
Accepted: 20 July 2017
First Online: 22 August 2017
Compliance with Ethics Guidelines
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committee of Wuhan University School of Medicine.