Niu, Jianxing
Wang, Jianzhen
Wang, Daizhong
He, Xin
Li, Zhongming
Li, Xin
Su, Fan
Jia, Wang http://orcid.org/0000-0002-0992-6702
Article History
Received: 25 December 2018
Accepted: 5 March 2019
First Online: 13 March 2019
Compliance with ethical standards
: This study was approved by the Ethics Committee of The Third Medical Center of Chinese PLA General Hospital. Written informed consent was obtained from each patient or their legal relatives.
: The authors declare that they have no conflict of interest.