Zhu, Hanyu
Fu, Bo
Wang, Yong
Gao, Jing
Han, Qiuxia
Geng, Wenjia
Yang, Xiaoli
Cai, Guangyan
Chen, Xiangmei
Zhang, Dong
Article History
Received: 27 June 2017
Accepted: 23 November 2017
First Online: 10 August 2018
Compliance with ethics guidelines
: Hanyu Zhu, Bo Fu, Yong Wang, Jing Gao, Qiuxia Han, Wenjia Geng, Xiaoli Yang, Guangyan Cai, Xiangmei Chen, and Dong Zhang declare that they have no conflict of interest. This study was approved by the Ethics Committee of the Chinese PLA General Hospital. Written informed consent was obtained from each patient.