Deng, Ming-dan
Wei, Xin
Zhang, Xiao-ling
Li, Xiao-dong
Liu, Gu-yue
Zhu, Da
Guo, Ying-qiang
Tang, Hong
Article History
Received: 22 June 2018
Accepted: 17 August 2018
First Online: 27 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study protocol was approved by the hospital ethics committee.
: Written informed consent was obtained from all participants.