Sun, Wei
Lan, Xiabin
Zhang, Hao
Wang, Zhihong
Dong, Wenwu
He, Liang
Zhang, Ting
Zhang, Ping
Liu, Jinhao
Qin, Yuan
Article History
Received: 3 September 2017
Revised: 31 January 2018
Accepted: 15 February 2018
First Online: 7 March 2018
Conflict of interest
: The authors declare that they have no conflict of interest.
: Our study was approved by the Ethics Committee of the First Affiliated Hospital of China Medical University, Shenyang, China. Written informed consent was obtained from all study participants.