Article History
Received: 30 September 2018
Revised: 7 December 2018
Accepted: 18 January 2019
First Online: 24 January 2019
Compliance with ethical standards
:
: The authors declare no conflict of interest in the submission of this manuscript.
: Written informed consent was obtained from all participants and was approved by the Institutional Review Board of Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology.